CN110740166A - Distance-based information sending method and device, computer equipment and storage medium - Google Patents
Distance-based information sending method and device, computer equipment and storage medium Download PDFInfo
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Abstract
The application discloses distance-based information sending methods, devices, computer equipment and storage media, wherein the method comprises the steps of obtaining a target mobile phone number and characteristic information of a user of the target mobile phone number, mapping the target mobile phone number into a designated vector in a high-dimensional virtual space, screening a plurality of temporary vectors from a plurality of standard high-dimensional vectors, calculating to obtain a plurality of distances, wherein the distance is the distance between the designated vector and the temporary vectors, and if the plurality of distances are not equal to or smaller than a preset distance threshold value, obtaining a designated information sending strategy corresponding to the distance with the largest value according to the distance-temporary vector-information sending strategy corresponding relation, and sending information to the target mobile phone number according to the designated information sending strategy, so that information is sent in a targeted mode, and the information sending cost is reduced on the premise of guaranteeing the sending rate.
Description
Technical Field
The present application relates to the field of computers, and more particularly, to distance-based information transmission methods, apparatuses, computer devices, and storage media.
Background
The information is sent to the terminal in modes, namely APP push information and short message sending, wherein the APP push information can send related activities, product recommendation and user interest related information to the user, the cost of the APP push information is low because the APP push information is transmitted by using an internet network at present, the cost of push information is about percent of the cost of the short message, therefore users can choose to send the APP push information to the user, but the APP push information also has a problem at present, the sending rate is low and is only about 50-60 percent, therefore, if the information with high sending rate to the user is needed, users choose to send the information by the short message, but the cost is high.
Disclosure of Invention
A primary object of the present application is to provide distance-based information transmission methods, apparatuses, computer devices, and storage media, which aim to transmit information in a targeted manner, thereby reducing information transmission costs while ensuring a delivery rate.
In order to achieve the above object, the present application proposes methods for sending information based on distance, including the following steps:
acquiring a target mobile phone number and characteristic information of a user of the target mobile phone number, wherein the characteristic information at least comprises identity information of the user, APP using time length of the user and the proportion of APP push messages clicked by the user to all received APP push messages;
according to a preset high-dimensional vector mapping algorithm, mapping the target mobile phone number into a designated vector in a high-dimensional virtual space by using the characteristic information, wherein a plurality of standard high-dimensional vectors are preset in the high-dimensional virtual space and are respectively associated with a plurality of preset information sending strategies;
screening a plurality of temporary vectors from a plurality of standard high-dimensional vectors according to a preset vector screening method;
calculating a plurality of th distances according to a preset distance calculation method, wherein the th distance is the distance between the designated vector and the temporary vector;
judging whether the th distances are all smaller than a preset distance threshold value;
if the plurality of -th distance unevenness is smaller than a preset distance threshold, acquiring a designated information sending strategy corresponding to a -th distance with the largest value according to the corresponding relation of -th distance-temporary vector-information sending strategy, and sending information to the target mobile phone number according to the designated information sending strategy.
, the step of mapping the target mobile phone number to a designated vector in a high-dimensional virtual space by using the feature information according to a preset high-dimensional vector mapping algorithm includes:
dividing the characteristic information into identity information and other information except the identity information;
respectively mapping the identity information and the other information into an th component vector group A and a second component vector group B according to the corresponding relation between preset information and vectors;
acquiring an influence parameter group k1-kn of the component vector group A to the second component vector group B according to a preset influence relation of the th vector group to the second vector group;
according to the formula: c ═ a, k1B1, k2B2, …, knbn), a given vector C is calculated, where the second component vector group B is (B1, B2, …, bn), n is an integer greater than 0.
, the step of selecting a plurality of temporary vectors from the plurality of standard high-dimensional vectors according to a predetermined vector selection method includes:
according to the formula:
according to the formula:
calculating the length Lp of the standard high-dimensional vector, wherein P is the P-th standard high-dimensional vector, and Pi is the P-th standard high-dimensional vectori partial vectors, wherein the p standard high-dimensional vector has m partial vectors;
according to the formula: and respectively calculating a plurality of length differences between the designated vector and the plurality of standard high-dimensional vectors, and selecting a plurality of temporary vectors from the plurality of length differences according to a selection rule that the length differences are smaller than a preset difference threshold value.
, the step of calculating a plurality of distances according to a preset distance calculation method, wherein the distance is the distance between the designated vector and the temporary vector includes:
according to the formula:
calculating a plurality of th distances DIS, wherein the th distances DIS is the distance between the designated vector and the temporary vector, C is the designated vector, Ci is the ith component vector of the designated vector C, the designated vector C has m components, D is the temporary vector, Di is the ith component vector of the temporary vector D, and the temporary vector D has m components.
, the temporary vectors include a placeholder vector and a non-placeholder vector, a part of the placeholder vectors are occupied by a copy placeholder, the copy placeholder is used for copying and replacing the value of the component vector with the same dimension in the designated vector, the distances are calculated according to a preset distance calculation method, wherein the distance is the distance between the designated vector and the temporary vector, and the method includes:
performing copy and replacement operation on the placeholder vector to obtain the placeholder vector after the replacement operation is performed, wherein the copy and replacement operation is used for replacing the copy placeholder in the placeholder vector with the value of the fractional vector with the same dimension in the designated vector;
according to the formula:
, the occupancy vector is a home vector, the value of the th distance corresponding to the home vector is the largest of the th distances, the step of obtaining the designated information sending policy corresponding to the th distance with the largest value according to the corresponding relationship of the th distance, the temporary vector and the information sending policy, and sending information to the target mobile phone number according to the designated information sending policy includes:
acquiring an appointed information sending strategy corresponding to the family vector, wherein the appointed information sending strategy is to send a complete short message or push a complete APP message only to of family members of the target mobile phone number user;
judging whether any members in the family of the target mobile phone number user receive complete short messages or pushed complete APP messages;
and if any members in the family of the target mobile phone number user receive the short message or the pushed APP message, sending a short message or a pushed short APP message to the target mobile phone number, wherein the short message is part of the complete short message, and the short APP message is part of the complete APP message.
, the step of determining whether the th distances are all less than a preset distance threshold includes:
if the th distances are all smaller than a preset distance threshold, obtaining historical data of clicking APP push messages of the terminal corresponding to the user, and dividing the terminal into designated levels according to the historical data;
judging whether the designated level is greater than a preset level threshold value or not;
if the specified level is greater than a preset level threshold, judging whether the terminal unloads the APP;
if the terminal does not unload the APP, judging whether the terminal keeps long heartbeat connection with a server side corresponding to the APP;
and if the terminal keeps long heartbeat connection with the server side corresponding to the APP, sending information to the target mobile phone number in an APP message pushing mode.
The present application provides kinds of distance-based information transmission devices, including:
the system comprises a target mobile phone number acquisition unit, a target mobile phone number acquisition unit and a target mobile phone number acquisition unit, wherein the target mobile phone number acquisition unit is used for acquiring a target mobile phone number and characteristic information of a user of the target mobile phone number, and the characteristic information at least comprises identity information of the user, the APP using time length of the user and the proportion of APP push messages clicked by the user to all received APP push messages;
the specified vector mapping unit is used for mapping the target mobile phone number into a specified vector in a high-dimensional virtual space by using the characteristic information according to a preset high-dimensional vector mapping algorithm, wherein a plurality of standard high-dimensional vectors are preset in the high-dimensional virtual space and are respectively associated with a plurality of preset information sending strategies;
the temporary vector acquisition unit is used for screening a plurality of temporary vectors from a plurality of standard high-dimensional vectors according to a preset vector screening method;
an th distance calculating unit, configured to calculate a plurality of th distances according to a preset distance calculating method, where the th distance is a distance between the designated vector and the temporary vector;
an th distance judgment unit, configured to judge whether each of the th distances is smaller than a preset distance threshold;
and the information sending unit is used for acquiring a designated information sending strategy corresponding to the th distance with the largest numerical value according to the corresponding relation of the th distance, the temporary vector and the information sending strategy if the plurality of th distances are not uniform and are smaller than a preset distance threshold, and sending information to the target mobile phone number according to the designated information sending strategy.
The present application provides computer apparatus comprising a memory storing a computer program and a processor, the processor when executing the computer program implementing the steps of the method of any of the items above.
The present application provides computer readable storage medium having stored thereon a computer program which, when executed by a processor, performs the steps of the method of any of the above .
The method comprises the steps of obtaining a target mobile phone number and characteristic information of a user of the target mobile phone number, mapping the target mobile phone number to a designated vector in a high-dimensional virtual space by using the characteristic information, screening a plurality of temporary vectors from a plurality of standard high-dimensional vectors, calculating a plurality of th distances, wherein the th distance is the distance between the designated vector and the temporary vector, judging whether the th distances are all smaller than a preset distance threshold value, if the th distances are not all smaller than the preset distance threshold value, obtaining a designated information sending strategy corresponding to a th distance with the largest numerical value according to the corresponding relation of the th distance-temporary vector-information sending strategy, and sending information to the target mobile phone number according to the designated information sending strategy, so that the information is sent in a targeted mode, and the information sending cost is reduced on the premise of guaranteeing the delivery rate.
Drawings
Fig. 1 is a flowchart illustrating a method for sending distance-based information according to an embodiment of the present application ;
FIG. 2 is a block diagram illustrating an exemplary configuration of a distance-based information transmitting apparatus according to an embodiment of the present application ;
fig. 3 is a block diagram illustrating a computer device according to an embodiment of the present application .
The objectives, features, and advantages of the present application will be further explained in connection with the embodiments, as illustrated in the accompanying drawings at .
Detailed Description
For purposes of making the present application, its objects, aspects and advantages more apparent, the present application is described in further detail with reference to the drawings and the examples.
Referring to fig. 1, an embodiment of the present application provides methods for sending information based on distance, including the following steps:
s1, acquiring a target mobile phone number and characteristic information of a user of the target mobile phone number, wherein the characteristic information at least comprises identity information of the user, the APP using time length of the user and the proportion of the APP push messages clicked by the user to all the received APP push messages;
s2, mapping the target mobile phone number into a designated vector in a high-dimensional virtual space by using the feature information according to a preset high-dimensional vector mapping algorithm, wherein a plurality of standard high-dimensional vectors are preset in the high-dimensional virtual space and are respectively associated with a plurality of preset information sending strategies;
s3, screening a plurality of temporary vectors from a plurality of standard high-dimensional vectors according to a preset vector screening method;
s4, calculating a plurality of distances according to a preset distance calculation method, wherein the distance is the distance between the designated vector and the temporary vector;
s5, judging whether the plurality of -th distances are all smaller than a preset distance threshold value;
and S6, if the plurality of the -th distances are uneven and smaller than a preset distance threshold, acquiring a designated information sending strategy corresponding to the -th distance with the largest value according to the corresponding relation of the -th distance-temporary vector-information sending strategy, and sending information to the target mobile phone number according to the designated information sending strategy.
As described in step S1, a target mobile phone number is obtained, and feature information of a user of the target mobile phone number is obtained, where the feature information at least includes identity information of the user, a duration of using APP by the user, and a ratio of APP push messages clicked by the user to all received APP push messages. The characteristic information is used for subsequently judging whether information is sent to the target mobile phone number in the form of APP push message or short message sending. The feature information includes identity information, wherein the identity information includes occupation, age, education background, work background, etc. for example, since the possibility of whether to click APP push information is different for users with different identities under the same other conditions, it is possible to determine which information sending strategy the user is adapted to, by using the feature information including the identity information of the user, the duration of using APP by the user, and the proportion of all APP push messages received by the APP push message clicked by the user.
As described in step S2, according to a preset high-dimensional vector mapping algorithm, the target mobile phone number is mapped to a designated vector in a high-dimensional virtual space by using the feature information, where a plurality of standard high-dimensional vectors are preset in the high-dimensional virtual space, and the plurality of standard high-dimensional vectors are respectively associated with a plurality of preset information sending strategies. The preset high-dimensional vector mapping algorithm maps the target mobile phone number to a specified vector in a high-dimensional virtual space by using the feature information, and the specific vector is, for example: and assigning different pieces of sub information in the feature information, and respectively using a plurality of numerical values obtained by assigning as numerical values of each sub vector of the designated vector, thereby realizing mapping in a high-dimensional virtual space. The high-dimensional virtual space is preset with a plurality of standard high-dimensional vectors, and the plurality of standard high-dimensional vectors are respectively associated with a plurality of preset information sending strategies. Therefore, only the standard high-dimensional vector closest to the target mobile phone number needs to be obtained, and then the corresponding information sending strategy is adopted to complete information sending.
As described in step S3, a plurality of temporary vectors are selected from the plurality of standard high-dimensional vectors according to a predetermined vector selection method. Therein is presetThe vector screening method comprises the following steps: according to the formula:
calculating the length Lc of a specified vector, wherein C is the specified vector, Ci is the ith partial vector of the specified vector C, and the specified vector C has m partial vectors; according to the formula:
calculating the length Lp of the standard high-dimensional vector, wherein P is the P-th standard high-dimensional vector, Pi is the ith component vector of the P-th standard high-dimensional vector, and the P-th standard high-dimensional vector has m component vectors; according to the formula: and respectively calculating a plurality of length differences between the designated vector and the plurality of standard high-dimensional vectors, and selecting a plurality of temporary vectors from the plurality of length differences according to a selection rule that the length differences are smaller than a preset difference threshold value. Thereby selecting a temporary vector that is closer to the given vector.
As described in step S4, a plurality of th distances are calculated according to a predetermined distance calculation method, wherein the th distance is the distance between the designated vector and the temporary vector, and wherein the plurality of th distances are calculated according to the predetermined distance calculation method, for example, according to the formula:
calculating a plurality of th distances DIS, wherein the th distance DIS is the distance between the designated vector and the temporary vector, C is the designated vector, Ci is the ith component vector of the designated vector C, the designated vector C has m components, D is the temporary vector, Di is the ith component vector of the temporary vector D, and the temporary vector D has m components, wherein the maximum value of the th distance is 1, and the value of the distance is closer to 1, which indicates that the corresponding temporary vector is more similar to the designated vector.
As described in step S5, it is determined whether the th distances are all less than a predetermined distance threshold, the th distance reflects the degree of similarity between the designated vector and the temporary vector, but if the th distances are not large, the degree of similarity between the corresponding temporary vector and the designated vector is low even if the largest distance among the th distances is found, so the present application adopts a predetermined distance threshold to eliminate the erroneous determination caused by the case where the th distances are not large.
As described in step S6, if the distances between the and the mobile phone are not equal to or less than the predetermined distance threshold, then a designated information sending policy corresponding to the with the largest value is obtained according to the correspondence relationship between the distance, the temporary vector and the information sending policy, and the information is sent to the target mobile phone number according to the designated information sending policy, where the distance is related to the temporary vector (i.e., the standard high-dimensional vector) and the standard high-dimensional vector is related to the information sending policy, so that the corresponding designated information sending policy can be obtained according to the distance with the largest value, and the standard high-dimensional vector corresponding to the distance with the largest value is most similar to the designated vector, which indicates that the designated information sending policy is most suitable for the user.
In embodiments, the step S2 of mapping the target mobile phone number to a designated vector in a high-dimensional virtual space by using the feature information according to a preset high-dimensional vector mapping algorithm includes:
s201, dividing the characteristic information into identity information and other information except the identity information;
s202, according to the corresponding relation between preset information and vectors, mapping the identity information and the other information into an th component vector group A and a second component vector group B respectively;
s203, acquiring an influence parameter group k1-kn of the component vector group A to the second vector group B according to a preset influence relation of the th vector group to the second vector group;
s204, according to a formula: c ═ a, k1B1, k2B2, …, knbn), a given vector C is calculated, where the second component vector group B is (B1, B2, …, bn), n is an integer greater than 0.
The method comprises the steps of obtaining an influence parameter group k1-kn of a component vector group A to a second component vector group B according to a preset influence relationship of a component vector group to the second vector group, calculating a specified vector C according to a formula (A, k1B1, k 2.. k. n.) according to a formula, wherein the second vector group B is composed of n component vectors B1, n component vectors B2, n component vectors B1, k2B2.. k n, n-k), n-k, B5, n-k, and the influence parameter group can be generated by a supervision mode, so that the information can be accurately generated by learning, and the influence parameter group can be accurately generated by a machine learning mode according to the preset influence parameter group C.
In , the step S3 of selecting a plurality of temporary vectors from a plurality of standard high-dimensional vectors according to a predetermined vector selection method includes:
s301, according to a formula:
s302, according to a formula:
calculating the length Lp of the standard high-dimensional vector, wherein P is the P-th standard high-dimensional vector, Pi is the ith component vector of the P-th standard high-dimensional vector, and the P-th standard high-dimensional vector has m component vectors;
s303, according to a formula: and respectively calculating a plurality of length differences between the designated vector and the plurality of standard high-dimensional vectors, and selecting a plurality of temporary vectors from the plurality of length differences according to a selection rule that the length differences are smaller than a preset difference threshold value.
According to the method, a plurality of temporary vectors are screened from a plurality of standard high-dimensional vectors according to a preset vector screening method, wherein the length Lc of a designated vector refers to the distance between the end point and the starting point of the designated vector in a high-dimensional virtual space, if standard high-dimensional vectors are similar to the designated vector, the length of the standard high-dimensional vector is necessarily the same as or similar to the length of the designated vector, accordingly, a plurality of length differences of the designated vector and the plurality of standard high-dimensional vectors are respectively calculated according to a formula, and a plurality of vectors are selected from the plurality of length differences according to a selection rule that the length differences are smaller than a preset difference threshold value, so that the temporary vectors are preliminarily screened to reduce the total calculation burden.
In embodiments, the step S4 of calculating a plurality of distances according to a preset distance calculation method, wherein the distance is the distance between the designated vector and the temporary vector, includes:
s401, according to a formula:
calculating a plurality of th distances DIS, wherein the th distances DIS is the distance between the designated vector and the temporary vector, wherein C is the designated vector and Ci is the designated vectorC, the given vector C has m components, D is a temporary vector, Di is the ith component of the temporary vector D, and the temporary vector D has m components.
As described above, a plurality of th distances are calculated according to a preset distance calculation method, the th distance DIS reflects the degree of similarity between the designated vector and the temporary vector, and the application adopts the following formula:
, before a plurality of -th distances are calculated according to a preset distance calculation method, a formula is further adopted:
calculating the length Lc of a specified vector, wherein C is the specified vector; according to the formula:
calculating the length Lp of the standard high-dimensional vector; according to the formula: and respectively calculating a plurality of length differences between the designated vector and the plurality of standard high-dimensional vectors, and selecting a plurality of temporary vectors from the plurality of length differences according to a selection rule that the length differences are smaller than a preset difference threshold value so as to preliminarily screen the plurality of temporary vectors. Wherein, the formula is adopted:
the distance is calculated by focusing on the angle difference between vectors and neglecting the value difference between vectors, and when a plurality of temporary vectors are preliminarily screened, the value difference between vectors is actually screened, and the obtained temporary vectors are close to the value of the designated vector.
In embodiments, the step S4 of including a placeholder vector and a non-placeholder vector in the temporary vectors, wherein a part of the placeholder vectors are occupied by a copy placeholder, and the copy placeholder is used for copying and replacing values of the same-dimension component vector in the designated vector, and calculating a plurality of distances according to a preset distance calculation method, wherein the distance is a distance between the designated vector and the temporary vector includes:
s411, performing copy and replacement operation on the placeholder vector to obtain the placeholder vector after the replacement operation is performed, wherein the copy and replacement operation is used for replacing a copy placeholder in the placeholder vector with a value of a component vector with the same dimensionality in the designated vector;
s412, according to the formula:
For example, for a family vector (namely a vector corresponding to a user with frequent family member interaction), the influence of irrelevant features, such as consumption habit and other features (which do not influence or have too great influence on whether the family member interaction is frequent or not), can be eliminated or reduced by using the copied placeholder, and the influence can be eliminated or reduced by using the copied placeholder in the family vector.
In embodiments, the step S6, where the occupancy vector is a home vector, a numerical value of a th distance corresponding to the home vector is the largest among the multiple th distances, and the designated information sending policy corresponding to the th distance with the largest numerical value is obtained according to the correspondence between the th distance, the temporary vector, and the information sending policy, and information is sent to the target mobile phone number according to the designated information sending policy, includes:
s601, acquiring a designated information sending strategy corresponding to the family vector, wherein the designated information sending strategy is to send a complete short message or push a complete APP message only to of family members of the target mobile phone number user;
s602, judging whether any members in the family of the target mobile phone number user receive complete short messages or pushed complete APP messages;
s603, if any members in the family of the target mobile phone number user receive the short message or the pushed APP message, sending a short message or a pushed short APP message to the target mobile phone number, wherein the short message is part of the complete short message, and the short APP message is part of the complete APP message.
As described above, according to the corresponding relationship of -distance-temporal vector-information sending policy, obtaining a designated information sending policy corresponding to -distance with the largest value, and sending information to the target mobile phone number according to the designated information sending policy, where a family vector refers to a vector corresponding to a user with frequent family member interaction, because the family member interacts frequently, can send information to the whole family just by sending pieces of complete information (because the interaction is frequent, because the a member is likely to forward to the B member after receiving information), or after the a member receives information, consider whether all family members need the information, which is equivalent to sending information to the whole family), so that the designated information sending policy corresponding thereto is sending a complete short message only to the family member of the target mobile phone number user, or pushing an APP message, and because the family vector is a special type in a standard high-dimensional vector, it is set as a placeholder vector, so that the influence of placeholder is eliminated by copying the characteristics, and for further, the application of the simplified short message is achieved by the simplified short message sending of the APP message to the target mobile phone number , and the simplified message of the APP message is reduced because the simplified message sent to the target mobile phone number of the APP 23, and the simplified message of the short message of the family members of the short message received by the simplified short message of the simplified message of the family members, where the simplified message is reduced cost of the simplified short message is reduced.
In embodiments, after step S5 of determining whether each of the plurality of -th distances is smaller than a preset distance threshold, the method includes:
s51, if the plurality of -th distances are all smaller than a preset distance threshold, obtaining historical data of click APP push messages of the terminal corresponding to the user, and dividing the terminal into designated levels according to the historical data;
s52, judging whether the designated level is greater than a preset level threshold value;
s53, if the specified level is larger than a preset level threshold, judging whether the terminal unloads the APP;
s54, if the terminal does not unload the APP, judging whether the terminal keeps long heartbeat connection with a server side corresponding to the APP;
and S55, if the terminal keeps long heartbeat connection with the server side corresponding to the APP, sending information to the target mobile phone number in an APP message pushing mode.
If the plurality of distances are smaller than the preset distance threshold, it is indicated that the user cannot correspond to the existing information sending strategy, and therefore an information sending strategy needs to be formulated in real time, wherein historical data of the clicked APP push message is, for example, the total times, the total days, the duration of clicking and reading the APP push message, and the like of the clicked APP push message, the terminal is divided into an appointed level according to the above, wherein the higher the level is, the higher the possibility that the terminal clicks the APP push message is, the appointed level is judged whether to be greater than the preset level threshold, if the appointed level is greater than the preset level threshold, whether the terminal unloads the APP is judged, if the terminal does not unload the APP, the terminal is judged whether to be in long heartbeat connection with the server corresponding to the APP, if the terminal is in long heartbeat connection with the server corresponding to the APP, the terminal sends the terminal information in long heartbeat message pushing mode to the target APP, if the terminal does not unload the preset level of the APP information, the cost of the terminal is guaranteed to be lower the terminal, or the cost of sending the terminal is not greater than the preset level of the appointed terminal.
The method for transmitting the information based on the distance comprises the steps of obtaining a target mobile phone number, obtaining characteristic information of a user of the target mobile phone number, mapping the target mobile phone number to a designated vector in a high-dimensional virtual space by utilizing the characteristic information, screening a plurality of temporary vectors from a plurality of standard high-dimensional vectors, calculating a plurality of distances, wherein the distance is the distance between the designated vector and the temporary vectors, judging whether the distances are all smaller than a preset distance threshold value, if the distances are not all smaller than the preset distance threshold value, obtaining a designated information transmission strategy corresponding to the distance with the largest value according to the corresponding relation of the distance-temporary vector-information transmission strategy, and transmitting the information to the target mobile phone number according to the designated information transmission strategy, so that the information is transmitted in a targeted mode, and the information transmission cost is reduced on the premise of guaranteeing the delivery rate.
Referring to fig. 2, an embodiment of the present application provides distance-based information sending apparatuses, including:
a target mobile phone number obtaining unit 10, configured to obtain a target mobile phone number and obtain feature information of a user of the target mobile phone number, where the feature information at least includes identity information of the user, a duration of using an APP by the user, and a proportion of APP push messages clicked by the user to all received APP push messages;
a designated vector mapping unit 20, configured to map, according to a preset high-dimensional vector mapping algorithm, the target mobile phone number into a designated vector in a high-dimensional virtual space by using the feature information, where a plurality of standard high-dimensional vectors are preset in the high-dimensional virtual space, and the plurality of standard high-dimensional vectors are respectively associated with a plurality of preset information sending policies;
a temporary vector obtaining unit 30, configured to screen a plurality of temporary vectors from the plurality of standard high-dimensional vectors according to a preset vector screening method;
an th distance calculating unit 40, configured to calculate a plurality of th distances according to a preset distance calculating method, where the th distance is a distance between the designated vector and the temporary vector;
an th distance judgment unit 50 for judging whether a plurality of th distances are all smaller than a preset distance threshold;
and the information sending unit 60 is configured to, if the plurality of th distances are not uniform and smaller than a preset distance threshold, obtain a designated information sending policy corresponding to the th distance with the largest value according to the correspondence between the th distance, the temporary vector and the information sending policy, and send information to the target mobile phone number according to the designated information sending policy.
The operations performed by the above units correspond to step of the distance-based information sending method according to the foregoing embodiment, and are not described herein again.
In embodiments, the vector mapping unit 20 comprises:
an information dividing subunit, configured to divide the feature information into identity information and other information except the identity information;
the component vector group mapping subunit is used for mapping the identity information and the other information into an th component vector group A and a second component vector group B respectively according to the corresponding relation between preset information and vectors;
the influence parameter group acquiring subunit is configured to acquire, according to a preset influence relationship of the th vector group on the second vector group, the influence parameter group k1-kn of the th vector group a on the second vector group B;
a designated vector acquisition subunit for, according to the formula: c ═ a, k1B1, k2B2, …, knbn), a given vector C is calculated, where the second component vector group B is (B1, B2, …, bn), n is an integer greater than 0.
The operations performed by the sub-units correspond to step of the distance-based information sending method according to the foregoing embodiment, and are not described herein again.
In embodiments, the temporary vector obtaining unit 30 includes:
a length Lc calculation subunit, configured to:
a length Lp calculation subunit configured to:
a temporary vector acquisition subunit configured to: and respectively calculating a plurality of length differences between the designated vector and the plurality of standard high-dimensional vectors, and selecting a plurality of temporary vectors from the plurality of length differences according to a selection rule that the length differences are smaller than a preset difference threshold value.
The operations performed by the sub-units correspond to step of the distance-based information sending method according to the foregoing embodiment, and are not described herein again.
In embodiments, the distance calculating unit 40 includes:
th distance calculating subunit for calculating the distance between the mobile terminal and the mobile terminal according to the formula:
The operations performed by the sub-units correspond to step of the distance-based information sending method according to the foregoing embodiment, and are not described herein again.
In embodiments, the plurality of temporary vectors includes a placeholder vector and a non-placeholder vector, a part of the placeholder vectors is occupied by a copy placeholder, the copy placeholder is used for copying and replacing the value of the component vector with the same dimension in the designated vector, and the distance calculating unit 40 includes:
the duplication and replacement subunit is configured to perform duplication and replacement operations on the placeholder vector to obtain a placeholder vector after the replacement operations are performed, and the duplication and replacement operations are configured to replace a duplicated placeholder in the placeholder vector with a value of a component vector of the same dimension in the designated vector;
distance DIS calculation subunit for:
The operations performed by the sub-units correspond to step of the distance-based information sending method according to the foregoing embodiment, and are not described herein again.
In implementation manners, the occupancy vector is a home vector, a value of a -th distance corresponding to the home vector is the largest of the -th distances, and the information sending unit 60 includes:
a designated information sending strategy obtaining subunit, configured to obtain a designated information sending strategy corresponding to the home vector, where the designated information sending strategy is to send a complete short message or push a complete APP message only to of a family member of the target mobile phone number user;
a receiving and judging subunit, configured to judge whether any members in the family of the target mobile phone number user have received a complete short message or a pushed complete APP message;
and the information sending subunit is configured to send a short message or a pushed short APP message to the target mobile phone number if any members in the family of the target mobile phone number user receive the short message or the pushed APP message, where the short message is parts of the complete short message, and the short APP message is parts of the complete APP message.
The operations performed by the sub-units correspond to step of the distance-based information sending method according to the foregoing embodiment, and are not described herein again.
In embodiments, the apparatus, comprising:
a historical data obtaining unit, configured to obtain historical data of a click APP push message of a terminal corresponding to the user if the plurality of th distances are all smaller than a preset distance threshold, and divide the terminal into specified levels according to the historical data;
a designated level judging unit for judging whether the designated level is greater than a preset level threshold;
an uninstalling judgment unit, configured to judge whether the terminal uninstalls the APP if the specified level is greater than a preset level threshold;
the long heartbeat connection judging unit is used for judging whether the terminal keeps long heartbeat connection with a service end corresponding to the APP if the terminal does not unload the APP;
and the message pushing unit is used for sending information to the target mobile phone number in an APP message pushing mode if the terminal keeps long heartbeat connection with the server side corresponding to the APP.
The operations performed by the above units correspond to step of the distance-based information sending method according to the foregoing embodiment, and are not described herein again.
The distance-based information sending device comprises a target mobile phone number obtaining unit, a user characteristic information obtaining unit, a processing unit, a calculation unit and a display unit, wherein the target mobile phone number is mapped to a designated vector in a high-dimensional virtual space by utilizing the characteristic information, a plurality of temporary vectors are screened out from a plurality of standard high-dimensional vectors, a plurality of th distances are obtained through calculation, the th distance is the distance between the designated vector and the temporary vectors, whether the th distances are all smaller than a preset distance threshold value is judged, if the th distances are not equal to the preset distance threshold value, a designated information sending strategy corresponding to the th distance with the largest value is obtained according to the corresponding relation of the th distance-temporary vector-information sending strategy, and information is sent to the target mobile phone number according to the designated information sending strategy, so that information is sent in a targeted manner, and the information sending cost is reduced on the premise of guaranteeing the delivery rate.
Referring to fig. 3, there are also computer devices, which may be servers, whose internal structure may be as shown, including a processor, a memory, a network interface, and a database connected through a system bus, wherein the processor designed by the computer is used to provide computing and control capabilities, the memory of the computer device includes a nonvolatile storage medium, an internal memory, the nonvolatile storage medium stores an operating system, a computer program, and a database, the internal memory provides an environment for the operating system and the computer program to run in the nonvolatile storage medium, the database of the computer device is used to store data used for the distance-based information transmission method, the network interface of the computer device is used to communicate with an external terminal through a network connection, and the computer program is executed by the processor to implement distance-based information transmission methods.
The processor executes the distance-based information transmission method, wherein the method includes steps corresponding to step of executing the distance-based information transmission method of the foregoing embodiment, and the steps are not described again.
It will be understood by those skilled in the art that the structures shown in the drawings are only block diagrams of some of the structures associated with the embodiments of the present application and do not constitute a limitation on the computer apparatus to which the embodiments of the present application may be applied.
The computer equipment obtains a target mobile phone number and characteristic information of a user of the target mobile phone number, maps the target mobile phone number to a designated vector in a high-dimensional virtual space by using the characteristic information, screens out a plurality of temporary vectors from a plurality of standard high-dimensional vectors, calculates a plurality of -th distances, judges whether the plurality of -th distances are all smaller than a preset distance threshold value, obtains a designated information sending strategy corresponding to a -th distance with the largest value according to the corresponding relation of a -distance-temporary vector-information sending strategy if the plurality of -th distances are not smaller than the preset distance threshold value, and sends information to the target mobile phone number according to the designated information sending strategy, so that information is sent in a targeted manner, and the information sending cost is reduced on the premise of guaranteeing the delivery rate.
Embodiments of of the present application further provide computer-readable storage media, where the computer program is stored thereon, and when being executed by a processor, the computer program implements the distance-based information sending method, where the method includes steps corresponding to step of executing the distance-based information sending method of the foregoing embodiments, and details are not repeated here.
The computer-readable storage medium of the application is used for obtaining a target mobile phone number and characteristic information of a user of the target mobile phone number, mapping the target mobile phone number to a designated vector in a high-dimensional virtual space by using the characteristic information, screening a plurality of temporary vectors from a plurality of standard high-dimensional vectors, calculating to obtain a plurality of th distances, wherein the th distance is the distance between the designated vector and the temporary vectors, judging whether a plurality of th distances are all smaller than a preset distance threshold, if the plurality of th distances are not uniform and smaller than the preset distance threshold, obtaining a designated information sending strategy corresponding to a th distance with the largest value according to the corresponding relation of the th distance-temporary vector-information sending strategy, and sending information to the target mobile phone number according to the designated information sending strategy, so that the information is sent in a targeted manner, and the information sending cost is reduced on the premise of guaranteeing the delivery rate.
It will be understood by those of ordinary skill in the art that all or a portion of the processes of the methods of the embodiments described above may be implemented by a computer program that may be stored in a non-volatile computer-readable storage medium, which when executed, may include the processes of the embodiments of the methods described above, wherein any reference to memory, storage, database, or other medium provided herein and used in the embodiments may include non-volatile and/or volatile memory.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, apparatus, article, or method that comprises an series of elements does not include only those elements, but may include other elements not expressly listed or inherent to such process, apparatus, article, or method.
The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application, or which are directly or indirectly applied to other related technical fields, are also included in the scope of the present application.
Claims (10)
1, A method for sending information based on distance, comprising:
acquiring a target mobile phone number and characteristic information of a user of the target mobile phone number, wherein the characteristic information at least comprises identity information of the user, APP using time length of the user and the proportion of APP push messages clicked by the user to all received APP push messages;
according to a preset high-dimensional vector mapping algorithm, mapping the target mobile phone number into a designated vector in a high-dimensional virtual space by using the characteristic information, wherein a plurality of standard high-dimensional vectors are preset in the high-dimensional virtual space and are respectively associated with a plurality of preset information sending strategies;
screening a plurality of temporary vectors from a plurality of standard high-dimensional vectors according to a preset vector screening method;
calculating a plurality of th distances according to a preset distance calculation method, wherein the th distance is the distance between the designated vector and the temporary vector;
judging whether the th distances are all smaller than a preset distance threshold value;
if the plurality of -th distance unevenness is smaller than a preset distance threshold, acquiring a designated information sending strategy corresponding to a -th distance with the largest value according to the corresponding relation of -th distance-temporary vector-information sending strategy, and sending information to the target mobile phone number according to the designated information sending strategy.
2. The method for sending information based on distance according to claim 1, wherein the step of mapping the target mobile phone number to a designated vector in a high-dimensional virtual space by using the feature information according to a preset high-dimensional vector mapping algorithm comprises:
dividing the characteristic information into identity information and other information except the identity information;
respectively mapping the identity information and the other information into an th component vector group A and a second component vector group B according to the corresponding relation between preset information and vectors;
acquiring an influence parameter group k1-kn of the component vector group A to the second component vector group B according to a preset influence relation of the th vector group to the second vector group;
according to the formula: c ═ a, k1B1, k2B2, …, knbn), a given vector C is calculated, where the second component vector group B is (B1, B2, …, bn), n is an integer greater than 0.
3. The method for sending distance-based information according to claim 1, wherein the step of screening the plurality of temporary vectors from the plurality of standard high-dimensional vectors according to a predetermined vector screening method comprises:
according to the formula:
according to the formula:
according to the formula: and respectively calculating a plurality of length differences between the designated vector and the plurality of standard high-dimensional vectors, and selecting a plurality of temporary vectors from the plurality of length differences according to a selection rule that the length differences are smaller than a preset difference threshold value.
4. The method for transmitting distance-based information according to claim 1, wherein said step of calculating a plurality of -th distances according to a predetermined distance calculation method, wherein the -th distance is a distance between the designated vector and the temporary vector, comprises:
according to the formula:
5. The method according to claim 1, wherein the plurality of temporary vectors include placeholder vectors and non-placeholder vectors, a part of the placeholder vectors are occupied by a copy placeholder, the copy placeholder is used for copying and replacing a value of a component vector with the same dimension in the designated vector, and the plurality of -th distances are calculated according to a preset distance calculation method, wherein the -th distance is a distance between the designated vector and the temporary vector, and the method includes:
performing copy and replacement operation on the placeholder vector to obtain the placeholder vector after the replacement operation is performed, wherein the copy and replacement operation is used for replacing the copy placeholder in the placeholder vector with the value of the fractional vector with the same dimension in the designated vector;
according to the formula:
6. The method as claimed in claim 5, wherein the placeholder vector is a home vector, the value of the th distance corresponding to the home vector is the largest of the th distances, the step of obtaining the designated information transmission policy corresponding to the th distance with the largest value according to the correspondence of the th distance-temporary vector-information transmission policy, and transmitting information to the target mobile phone number according to the designated information transmission policy comprises:
acquiring an appointed information sending strategy corresponding to the family vector, wherein the appointed information sending strategy is to send a complete short message or push a complete APP message only to of family members of the target mobile phone number user;
judging whether any members in the family of the target mobile phone number user receive complete short messages or pushed complete APP messages;
and if any members in the family of the target mobile phone number user receive the short message or the pushed APP message, sending a short message or a pushed short APP message to the target mobile phone number, wherein the short message is part of the complete short message, and the short APP message is part of the complete APP message.
7. The method according to claim 1, wherein after the step of determining whether the th distances are all smaller than a preset distance threshold, the method comprises:
if the th distances are all smaller than a preset distance threshold, obtaining historical data of clicking APP push messages of the terminal corresponding to the user, and dividing the terminal into designated levels according to the historical data;
judging whether the designated level is greater than a preset level threshold value or not;
if the specified level is greater than a preset level threshold, judging whether the terminal unloads the APP;
if the terminal does not unload the APP, judging whether the terminal keeps long heartbeat connection with a server side corresponding to the APP;
and if the terminal keeps long heartbeat connection with the server side corresponding to the APP, sending information to the target mobile phone number in an APP message pushing mode.
8, A distance-based information transmission device, comprising:
the system comprises a target mobile phone number acquisition unit, a target mobile phone number acquisition unit and a target mobile phone number acquisition unit, wherein the target mobile phone number acquisition unit is used for acquiring a target mobile phone number and characteristic information of a user of the target mobile phone number, and the characteristic information at least comprises identity information of the user, the APP using time length of the user and the proportion of APP push messages clicked by the user to all received APP push messages;
the specified vector mapping unit is used for mapping the target mobile phone number into a specified vector in a high-dimensional virtual space by using the characteristic information according to a preset high-dimensional vector mapping algorithm, wherein a plurality of standard high-dimensional vectors are preset in the high-dimensional virtual space and are respectively associated with a plurality of preset information sending strategies;
the temporary vector acquisition unit is used for screening a plurality of temporary vectors from a plurality of standard high-dimensional vectors according to a preset vector screening method;
an th distance calculating unit, configured to calculate a plurality of th distances according to a preset distance calculating method, where the th distance is a distance between the designated vector and the temporary vector;
an th distance judgment unit, configured to judge whether each of the th distances is smaller than a preset distance threshold;
and the information sending unit is used for acquiring a designated information sending strategy corresponding to the th distance with the largest numerical value according to the corresponding relation of the th distance, the temporary vector and the information sending strategy if the plurality of th distances are not uniform and are smaller than a preset distance threshold, and sending information to the target mobile phone number according to the designated information sending strategy.
Computer device of , comprising a memory and a processor, the memory storing a computer program, wherein the processor when executing the computer program is configured to carry out the steps of the method of any of claims 1 to 7 as claimed in .
10, computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the method of any of claims 1 to 7, wherein represents a set of instructions for carrying out the method.
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| PCT/CN2019/117211 WO2021051540A1 (en) | 2019-09-19 | 2019-11-11 | Distance-based information sending method and apparatus, and computer device and storage medium |
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