WO2021036524A1 - 基于人工智能的学术关系知识图谱生成方法和机器人系统 - Google Patents
基于人工智能的学术关系知识图谱生成方法和机器人系统 Download PDFInfo
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- G06F16/90—Details of database functions independent of the retrieved data types
- G06F16/901—Indexing; Data structures therefor; Storage structures
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- the invention relates to the field of information technology, in particular to a method and a robot system for generating an academic relationship knowledge graph based on artificial intelligence.
- the inventor found that there are at least the following problems in the prior art: the current user academic relationship is limited to the academic relationship between users who graduated from the same school or the same unit, and did not analyze the academic relationship through academic achievements , And did not combine time with academic results for analysis.
- an embodiment of the present invention provides a method for generating an academic relationship knowledge graph, and the method includes:
- the experience extraction step is to extract the time period of each experience and the academic direction to which the user belongs from the experience published by each user's academic achievements;
- intersection step find the intersection of every two experiences belonging to different users
- intersection information acquisition step acquiring every two experiences that have an intersection by matching the experiences, and acquiring the information of the intersection part;
- the relationship generation step is to determine the relationship between every two users according to the user's experience, and then generate the entity, label, and attribute of the relationship and associate it with the user's academic relationship knowledge base;
- the knowledge graph generation step is used to treat each user as an entity in the user's academic relationship knowledge graph, and use the relationship label and attributes of each relationship in the user's academic relationship knowledge base as the user's academic relationship knowledge of the two users in the relationship The relationship between the corresponding entities in the map;
- the entity acquisition step is to acquire an entity that has an association relationship with any entity in the user's academic relationship knowledge graph
- the relationship acquisition step is to acquire a second user who has a relationship with the first user in the knowledge graph, acquire the relationship between the first user and the second user, and calculate the relationship between the first user and the second user
- the weight sum is used to sort each user related to the first user from high to low according to the corresponding relationship weight.
- the experience acquisition step includes:
- the experience extraction step includes:
- the work experience extraction step is to extract the time period of each work and the academic direction the user belongs to from the study experience of each user's academic achievements;
- the patent experience extraction step is to extract the time period of each patent experience and the academic direction of the user in that time period from the patent experience published in academic achievements.
- the steps for obtaining intersection information include:
- the first intersection information acquisition step is to obtain every two experiences belonging to different users where the time period intersection is not empty and the academic direction intersection is not empty by matching the experiences, to obtain the time period and academic direction information of the intersection;
- the second intersection information acquisition step is to obtain every two experiences belonging to different users whose time period intersection is empty and the academic direction intersection is not empty by matching the experiences to acquire the academic direction information of the intersection;
- the relationship generation steps include:
- Simultaneous segment relationship generation step judges the simultaneous segment relationship between every two users, generate the entity, label, and attribute of the relationship, and then join the simultaneous segment user academic relationship knowledge base;
- the different time period relationship generation step is to determine the different time period relationship between each two users according to the user's experience, and the entities, tags, and attributes of the relationship are generated and then added to the user academic relationship knowledge base at different time periods.
- Simultaneous segment relationship generation steps include:
- the patent experience simultaneous segment relationship generation step If the two experiences are the patent experiences of two users, and the two users have a simultaneous relationship, then the names of the two users are regarded as the entity of the relationship, and the simultaneous segment
- the academic peer relationship is used as the label of the relationship, and the time period and academic direction information of the intersection part are used as the attributes of the relationship, and the entities, tags, and attributes of the relationship are associated and added to the simultaneous user academic relationship knowledge base;
- the simultaneous paragraph relationship generation step of the patent experience if the two experiences are the writing experience of one user and the patent experience of another user, and the two users have a simultaneous relationship, then the names of the two users will be used as the For the entity of the relationship, the simultaneous academic peer relationship is used as the label of the relationship, and the time period and academic direction information of the intersection part are used as the attribute of the relationship, and the entity, label, and attribute of the relationship are associated and added to the simultaneous user academic relationship knowledge base;
- the steps for generating relationships in different periods include:
- the patent goes through different time period relationship generation steps. If the two experiences are the patent experiences of two users, and the two users have different time period relationships, then the names of these two users are regarded as the entity of the relationship, and the different time periods
- the academic peer relationship is used as the label of the relationship, and the time period and academic direction information of the intersection part are used as the attributes of the relationship, and the entities, labels, and attributes of the relationship are associated and added to the user academic relationship knowledge base at different time periods;
- the process of generating the relationship between the different periods of patent experience if the two experiences are the writing experience of one user and the patent experience of another user, and the two users have different periods of relationship, then the names of the two users will be used as the For the entity of the relationship, the academic peer relationship at different time periods is used as the label of the relationship, and the academic direction information of the intersection part is used as the attribute of the relationship, and the entity, label, and attribute of the relationship are associated and added to the user academic relationship knowledge base at different time periods.
- the steps of generating knowledge graph include:
- each user is regarded as an entity in the simultaneous user academic relationship knowledge graph, and the relationship label and attributes of each relationship in the simultaneous user academic relationship knowledge base are used as two of the relationship.
- the generation step of the user academic relationship knowledge graph at different time periods is to treat each user as an entity in the user academic relationship knowledge graph at different time periods, and the relationship label and attributes of each relationship in the user academic relationship knowledge base at different time periods are used as two of the relationships.
- each user is regarded as an entity in the user academic relationship knowledge graph, and the relationship label and the relationship label of each relationship in the user academic relationship knowledge base at the same time period and the user academic relationship knowledge base in different periods
- the attribute serves as the association relationship between the two users in the relationship between the corresponding entities in the user academic relationship knowledge graph;
- the entity acquisition steps include:
- Simultaneous entity acquisition step acquiring all entities in the academic relationship knowledge graph of the simultaneous users that have an association relationship with any entity, and obtaining all the academic peers of the users corresponding to the one entity at the same time;
- the step of acquiring entities in different periods is to obtain all the entities that have an association relationship with any entity in the user's academic relationship knowledge graph at different periods, and obtain all the academic peers of users corresponding to the entity in different periods;
- all entities in the user's academic relationship knowledge graph that have an association relationship with any entity can be obtained, and all academic peers of the user corresponding to the one entity can be obtained.
- the relationship acquisition step specifically includes: acquiring all users who have a certain type of relationship with a user in the knowledge graph according to the above steps, acquiring the relationship between the user and each of the users, and taking the length of the time period in the relationship as P1, take the lowest academic direction level in the relationship as P2, calculate f(P1, P2) as the weight of the relationship, calculate the weight sum of all relationships between this user and each user in all users, according to the corresponding
- the relationship weight and each user who have this type of relationship with the user are sorted from high to low. The higher the ranking, the closer the relationship between the user and the user. The user with the highest ranking and the user of the user are of this type. Closest relationship.
- an embodiment of the present invention provides a system for generating an academic relationship knowledge graph, and the system includes:
- the experience acquisition module is used to acquire the experience of each user in the publication of academic achievements
- the experience extraction module is used to extract the time period of each experience and the academic direction to which the user belongs from the experience published by each user's academic achievements;
- Experience intersection module used to find the intersection of every two experiences belonging to different users
- intersection information acquisition module which is used to acquire every two experiences that have an intersection by matching the experiences, and obtain the information of the intersection part
- the relationship generation module is used for judging the relationship between every two users based on the user's experience, generating the entities, tags, and attributes of the relationship and then adding them to the user academic relationship knowledge base;
- the knowledge graph generation module is used to treat each user as an entity in the user's academic relationship knowledge graph, and use the relationship label and attributes of each relationship in the user's academic relationship knowledge base as the user's academic relationship knowledge of the two users in the relationship The relationship between the corresponding entities in the map;
- Entity acquisition module which acquires the entity that has an association relationship with any entity in the user's academic relationship knowledge graph
- the relationship acquisition module acquires a second user who has a relationship with the first user in the knowledge graph, acquires the relationship between the first user and the second user, and calculates the relationship between the first user and the second user
- the weight sum is used to sort each user related to the first user from high to low according to the corresponding relationship weight.
- an embodiment of the present invention provides a computer device, including a memory and a processor, the memory stores a computer program, and the processor implements any one of the embodiments of the first aspect when the computer program is executed. Method steps.
- an embodiment of the present invention provides a storage medium on which a computer program is stored, and when the computer program is executed by a processor, the steps of the method described in any one of the embodiments of the first aspect are implemented.
- an embodiment of the present invention provides a robotic system for generating an academic relationship knowledge graph.
- the robotic system includes a memory and a processor, the memory stores a robot program, and the processor implements the first The steps of the method described in any of the aspect embodiments.
- the method and robot system for generating a knowledge graph of academic relationship based on artificial intelligence include: going through an acquisition step, going through an extraction step, going through an intersection step, intersection information obtaining step, relationship generating step, knowledge graph generating step, entity Get steps.
- the above methods and systems generate and obtain more accurate user relationships through the generation method of the academic relationship knowledge map based on artificial intelligence, specific to a certain level of academic direction, such as the same journal, the same academic direction, and the same patent classification number, which can be distinguished The relationship between the same period and different time periods. For example, although some users have a relationship with the same school or the same academic direction, they belong to a certain academic direction at different times.
- the user who has the closest academic relationship with a user can be judged according to the length of the intersection time period corresponding to the relationship and the academic direction level, and all related users of this user can be sorted according to the closeness of the relationship.
- FIG. 1 is a flowchart of a method for generating an academic relationship knowledge graph provided by Embodiment 1 of the present invention
- Embodiment 2 is a flowchart of a method for generating an academic relationship knowledge graph provided by Embodiment 2 of the present invention
- Embodiment 3 is a flowchart of a method for generating an academic relationship knowledge graph provided by Embodiment 3 of the present invention
- Embodiment 4 is a flowchart of a method for generating an academic relationship knowledge graph provided by Embodiment 4 of the present invention
- Embodiment 5 is a schematic diagram of the knowledge graph provided by Embodiment 5 of the present invention.
- Embodiment 6 is a schematic diagram of the knowledge graph provided by Embodiment 6 of the present invention.
- FIG. 7 is a schematic diagram of the knowledge graph provided by Embodiment 7 of the present invention.
- Embodiment 8 is a flowchart of a method for generating an academic relationship knowledge graph provided by Embodiment 8 of the present invention.
- FIG. 9 is a schematic block diagram of a system for generating a user academic relationship knowledge graph provided by Embodiment 10 of the present invention.
- a method for generating an academic relationship knowledge graph which includes a history acquisition step S100, a history extraction step S200, a history intersection step S300, an intersection information acquisition step S400, and a relationship generation step S500.
- the experience obtaining step S100 is used to obtain each user's experience in publishing academic achievements.
- the academic achievement publication includes the user's personal academic achievement publication, and also includes the academic achievement publication obtained from network information such as social networking sites, and also includes all information including the user's experience, and the user's filled-in experience information can also be obtained.
- the experience extraction step S200 is used to extract the time period of each experience and the academic direction to which the user belongs from the experience published by each user's academic achievements.
- the intersection information acquisition step S400 is used to acquire every two experiences that have an intersection by matching the experiences, and acquire the information of the intersection.
- the relationship generation step S500 is used for judging the relationship between every two users according to the user's experience, and generating entities, tags, and attributes of the relationship to associate them with the user academic relationship knowledge base.
- the knowledge graph generating step S600 is used to treat each user as an entity in the user academic relationship knowledge graph, and use the relationship label and attributes of each relationship in the user academic relationship knowledge base as the user academic relationship of the two users in the relationship The relationship between the corresponding entities in the knowledge graph.
- an entity that has an association relationship with any entity in the user's academic relationship knowledge graph is acquired.
- Relationship acquisition step S800 acquiring a second user who has a relationship with the first user in the knowledge graph, acquiring the relationship between the first user and the second user, and calculating the relationship between the first user and the second user According to the weight sum of the corresponding relationship weight, each user who has a relationship with the first user is sorted from high to low.
- the experience obtaining step S100 includes the writing and patent experience obtaining step S110.
- the article and patent experience obtaining step S110 is used to obtain the article experience and patent experience in the publication of academic achievements of each user.
- the history extraction step S200 includes the writing history extraction step S210 and the patent history extraction step S220.
- Thesis experience extraction step S210 is used to extract the time period of each thesis experience and the academic direction the user belongs to from each user's academic publication experience of the academic achievement.
- the patent experience extraction step S220 is used to extract the time period of each patent experience and the academic direction of the user in that time period from the patent experience published in academic achievements
- intersection information obtaining step S400 includes the first intersection information obtaining step S410.
- the first intersection information acquisition step S410 is used to obtain every two experiences belonging to different users whose time period intersection is not empty and academic direction intersection is not empty by matching experiences, and obtain the time period and academic direction information of the intersection.
- Extract the name of the first-level academic direction from the academic direction information experienced by user A identify and extract the first-level academic direction according to the journal or conference name of the academic achievement or the field of the patent
- the name of the second-level academic direction according to the academic achievement Titles or keywords for the recognition and extraction of the second-level academic direction
- the specific step of finding the time period intersection of two user experiences is to take the common time period of the two time periods as the result of the intersection.
- the time period of the intersection is: 2015.9-2017.7
- the relationship generation step S500 includes a simultaneous segment relationship generation step S510.
- Simultaneous segment relationship generation step S510 is used for judging the simultaneous segment relationship between every two users according to the user's experience, and generate the entities, tags, and attributes of the relationship to associate them with the simultaneous segment user academic relationship knowledge base;
- Simultaneous writing experience relationship generation step S511 is used for, if the two experiences are the writing experiences of two users, and the two users have a simultaneous relationship, then the names of the two users are used as the entity of the relationship, Use the simultaneous academic peer relationship as the label of the relationship, and use the time period and academic direction information of the intersection as the attribute of the relationship, and associate the entity, label, and attribute of the relationship to the simultaneous user academic relationship knowledge base;
- Patent experience simultaneous segment relationship generation step S512 if the two experiences are the patent experiences of two users respectively, and the two users have a simultaneous relationship, then the names of the two users are regarded as the entities of the relationship, and the two experiences will be used at the same time.
- the academic peer relationship of the segment is used as the label of the relationship, and the time period and academic direction information of the intersection part are used as the attributes of the relationship, and the entities, tags, and attributes of the relationship are associated and added to the academic relationship knowledge base of simultaneous users;
- step S513 if the two experiences are the writing experience of one user and the patent experience of another user, and the two users have a simultaneous relationship, the names of the two users are taken as the simultaneous period relationship generation step S513.
- the entity of the relationship uses the academic peer relationship of the same period as the label of the relationship, and the time period and academic direction information of the intersection as the attribute of the relationship, and the entity, label, and attribute of the relationship are associated and added to the user academic of the same period Relational knowledge base;
- intersection information obtaining step S400 includes a second intersection information obtaining step S420.
- the second intersection information acquisition step S420 is for acquiring every two experiences belonging to different users whose time period intersection is empty and the academic direction intersection is not empty by matching the experiences, to acquire the academic direction information of the intersection part
- the relationship generation step S500 includes a relationship generation step S520 in different time periods.
- Different time period relationship generation step S520 is used for judging the different time period relationship between every two users according to the user's experience, and the entities, tags, and attributes of the relationship are generated and associated and then added to the different time user academic relationship knowledge base.
- step S521 The generation of the relationship between the different periods of experience in step S521 is used for if each of the two experiences is the experience of two users, and the two users have different periods of relationship, then the names of the two users are used as the entity of the relationship , Regard the academic peer relationship at different time periods as the label of the relationship, and use the academic direction information of the intersection as the attribute of the relationship, and associate the entity, label, and attribute of the relationship to the user academic relationship knowledge base at different time periods;
- the patent experience different time period relationship generation step S522 is used for if the two experiences are the patent experience of two users and the two users have different time period relationships, then the names of the two users are used as the entity of the relationship, Use academic peer relationships at different time periods as the labels of the relationship, and use the time period and academic direction information of the intersection as the attributes of the relationship, and associate the entities, labels, and attributes of the relationship into the user academic relationship knowledge base at different time periods;
- step S523 if the two experiences are the writing experience of one user and the patent experience of another user, and the two users have a different time relationship, then the names of the two users are taken as the step S523.
- the entity of the relationship uses the academic peer relationship at different time periods as the label of the relationship, and the academic direction information of the intersection as the attribute of the relationship, and the entity, label, and attribute of the relationship are associated and added to the user academic relationship knowledge base at different time periods ;
- the two users have a different time relationship, then the names of the two users "Zhang San, Li Si" are used as the entity of the relationship, the academic peer relationship at different time periods is used as the label of the relationship, and the academic direction information of the intersection is A1 Academic direction as the attribute of the relationship, join the user academic relationship knowledge base at different time periods;
- the knowledge graph generation step S600 includes:
- Simultaneous user academic relationship knowledge graph generation step S610 Regard each user as an entity in the simultaneous user academic relationship knowledge graph, and use the relationship label and attributes of each relationship in the simultaneous user academic relationship knowledge base as the relationship The association relationship between two users in the corresponding entity in the user academic relationship knowledge graph at the same time.
- the entity acquisition step S700 includes:
- Simultaneous entity acquisition step S710 Acquire all entities in the academic relationship knowledge graph of the simultaneous user that have an association relationship with any entity, and obtain all simultaneous academic peers of the user corresponding to the one entity. Obtain all entities with the name of the k-th academic direction in the association relationship with any entity in the academic relationship knowledge graph of the simultaneous users, and obtain all the academic peers of the user corresponding to the same entity with the k-th academic direction in the same period .
- K is a natural number greater than 1.
- the knowledge graph generation step S600 includes:
- Step S620 of generating a knowledge graph of users' academic relations in different periods Regard each user as an entity in the knowledge graph of users' academic relations in different periods, and use the relationship label and attributes of each relationship in the user's academic relationship knowledge base in different periods as the relationship The association relationship between two users in the corresponding entities in the user academic relationship knowledge graph at different time periods,
- the entity acquisition step S700 includes:
- Step S720 of obtaining entities in different periods Obtain all entities in the user academic relationship knowledge graph at different periods that have an association relationship with any entity, and obtain all academic peers of users corresponding to the entity in different periods. Obtain all entities with the name of the k-th academic direction in the association relationship with any entity in the user's academic relationship knowledge graph at different time periods, and obtain all the academic peers of the user corresponding to this entity in different time periods with the k-th academic direction .
- K is a natural number greater than 1.
- the knowledge graph generation step S600 includes:
- Step S630 of generating a knowledge graph of user academic relationships in mixed time periods Regarding each user as an entity in the user academic relationship knowledge graph, the relationship label and the relationship label of each relationship in the user academic relationship knowledge base at the same time period and the user academic relationship knowledge base at different time periods are generated. Its attributes serve as the association relationship between the two users in the relationship between the corresponding entities in the user academic relationship knowledge graph.
- the entity acquisition step S700 includes:
- Step S730 of acquiring entities in the mixed period acquiring all entities in the user's academic relationship knowledge graph that have an association relationship with any entity, and obtaining all academic peers of the user corresponding to the one entity. Obtain all entities with the name of the k-th academic direction in the association relationship with any entity in the user's academic relationship knowledge graph, and obtain all the academic peers of the user corresponding to the entity with the k-th academic direction.
- K is a natural number greater than 1.
- the method for generating the knowledge graph of academic relationship provided in Embodiments 5, 6 and 7 is used in combination.
- the relationship acquisition step S800 specifically includes: acquiring all users who have a certain type of relationship with a user in the knowledge graph according to the above steps, acquiring the relationship between the user and each of the users, and calculating the length of the time period in the relationship.
- P1 take the lowest academic direction level in the relationship as P2
- calculate f(P1, P2) as the weight of the relationship calculate the weight sum of all the relationships between the user and each user in the user, according to the corresponding
- Each user who has this type of relationship with the user is ranked from high to low based on the relationship weight and the relationship weight. The higher the ranking, the closer the relationship between the user and the user. The highest ranking user has the same relationship with the user.
- the class has the closest relationship.
- P1 takes years as the academic direction.
- the length of the time period is not a whole year, round up to the whole year.
- P2 is k
- each user who has a relationship with the user is ranked as Wang Er and Li Si from high to low.
- each user who has a contemporaneous academic peer relationship with the user is ranked as Wang Er and Li Si,
- a more accurate relationship between users can be obtained, specific to a certain level of academic direction, such as the same journal, the same academic direction, and the same patent classification number, and the relationship between simultaneous periods and different periods can be distinguished, such as between some users Although they are related to academic directions, they belong to a certain academic direction at different times. It is possible to accurately obtain the specific time period of the relationship between the two users and the specific academic directions at all levels.
- the user who has the closest academic relationship with a user can be judged according to the length of the intersection time period corresponding to the relationship and the academic direction level, and all related users of this user can be sorted according to the closeness of the relationship
- an academic relationship knowledge graph generation system which includes a history acquisition module 100, a history extraction module 200, a history intersection module 300, an intersection information acquisition module 400, and a relationship generation module 500.
- the experience obtaining module 100 is used to obtain the experience of each user in publishing academic achievements.
- the experience extraction module 200 is used to extract the time period of each experience and the academic direction to which the user belongs from the experience published by each user's academic achievements.
- Experience intersection module 300 used to find the intersection of every two experiences belonging to different users
- the intersection information acquisition module 400 is configured to acquire every two experiences that have an intersection by matching the experiences, and acquire the information of the intersection.
- the relationship generation module 500 is used for judging the relationship between every two users according to the user's experience, and generating entities, tags, and attributes of the relationship to associate them with the user academic relationship knowledge base.
- the knowledge graph generation module 600 is used to treat each user as an entity in the user academic relationship knowledge graph, and use the relationship label and attributes of each relationship in the user academic relationship knowledge base as the user academic relationship of the two users in the relationship The relationship between the corresponding entities in the knowledge graph;
- the entity acquisition module 700 acquires an entity that has an association relationship with any entity in the user's academic relationship knowledge graph
- the relationship acquisition module 800 acquires a second user who has a relationship with the first user in the knowledge graph, acquires the relationship between the first user and the second user, and calculates the relationship between the first user and the second user According to the weight sum of the corresponding relationship weight, each user who has a relationship with the first user is sorted from high to low.
- the experience acquisition module 100 includes a treatise and patent experience acquisition module 110.
- the article and patent experience acquisition module 110 is used to obtain the article experience and patent experience in the publication of academic achievements of each user.
- the history extraction module 200 includes a treatise history extraction module 210 and a patent history extraction module 220.
- Thesis experience extraction module 210 which is used to extract the time period of each thesis experience and the academic direction to which the user belongs from the experience of each user’s academic publications.
- the intersection information acquisition module 400 includes a first intersection information acquisition module 410.
- the first intersection information acquisition module 410 is configured to acquire every two experiences belonging to different users whose time period intersection is not empty and academic direction intersection is not empty by matching experiences, and obtain the time period and academic direction information of the intersection.
- the relationship generation module 500 includes a simultaneous segment relationship generation module 510.
- Simultaneous segment relationship generation module 510 used for judging the simultaneous segment relationship between every two users according to the user's experience, and generate the entity, tag, and attribute of the relationship to associate and add the simultaneous segment user academic relationship knowledge base;
- the writing experience simultaneous period relationship generation module 511 is configured to use the names of the two users as the entity of the relationship if the two experiences are the writing experience of two users, and the two users have a simultaneous relationship. Use the simultaneous academic peer relationship as the label of the relationship, and use the time period and academic direction information of the intersection as the attribute of the relationship, and associate the entity, label, and attribute of the relationship to the simultaneous user academic relationship knowledge base;
- the patent history simultaneous segment relationship generation module 512 if the two experiences are the patent experiences of two users, and the two users have a simultaneous relationship, then the names of the two users are regarded as the entity of the relationship, and the two experiences will be simultaneously
- the academic peer relationship of the segment is used as the label of the relationship, and the time period and academic direction information of the intersection part are used as the attributes of the relationship, and the entities, tags, and attributes of the relationship are associated and added to the academic relationship knowledge base of simultaneous users;
- the intersection information acquisition module 400 includes a second intersection information acquisition module 420.
- the second intersection information acquisition module 420 is used to obtain every two experiences belonging to different users where the time period intersection is empty and the academic direction intersection is not empty by matching the experiences, to obtain the academic direction information of the intersection
- the relationship generation module 500 includes a relationship generation module 520 in different time periods.
- the different time period relationship generation module 520 is used to determine the different time period relationship between each two users according to the user's experience, generate the entity, tag, and attribute of the relationship, and then join the different time user academic relationship knowledge base.
- the different time period relationship generation module 521 for writing experience is used for if each of the two experiences is the writing experience of two users, and the two users have a different time period relationship, then the names of the two users are used as the entity of the relationship , Regard the academic peer relationship at different time periods as the label of the relationship, and use the academic direction information of the intersection as the attribute of the relationship, and associate the entity, label, and attribute of the relationship to the user academic relationship knowledge base at different time periods;
- the patent experience different time period relationship generation module 522 is configured to use the names of the two users as the entity of the relationship if the two experiences are the patent experience of two users and the two users have different time periods. Use academic peer relationships at different time periods as the labels of the relationship, and use the time period and academic direction information of the intersection as the attributes of the relationship, and associate the entities, labels, and attributes of the relationship into the user academic relationship knowledge base at different time periods;
- the different time period relationship generation module 523 on the patent experience if the two experiences are the writing experience of one user and the patent experience of the other user, and the two users have different time periods, then the names of the two users are taken as The entity of the relationship uses the academic peer relationship at different time periods as the label of the relationship, and the academic direction information of the intersection as the attribute of the relationship, and the entity, label, and attribute of the relationship are associated and added to the user academic relationship knowledge base at different time periods .
- the knowledge graph generation module 600 includes:
- Simultaneous user academic relationship knowledge graph generation module 610 Regard each user as an entity in the simultaneous user academic relationship knowledge graph, and use the relationship label and attributes of each relationship in the simultaneous user academic relationship knowledge base as the relationship The association relationship between two users in the corresponding entity in the user academic relationship knowledge graph at the same time.
- the entity acquisition module 700 includes:
- Simultaneous entity acquisition module 710 acquires all entities in the academic relationship knowledge graph of a simultaneous user that have an association relationship with any entity, and can obtain all simultaneous academic peers of the user corresponding to the one entity. Obtain all entities with the name of the k-th academic direction in the association relationship with any entity in the academic relationship knowledge graph of the simultaneous users, and obtain all the academic peers of the user corresponding to the same entity with the k-th academic direction in the same period .
- K is a natural number greater than 1.
- the knowledge graph generation module 600 includes:
- the user academic relationship knowledge graph generation module 620 at different time periods each user is regarded as an entity in the user academic relationship knowledge graph at different time periods, and the relationship label and attributes of each relationship in the user academic relationship knowledge database at different time periods are used as the relationship The association relationship between two users in the corresponding entities in the user academic relationship knowledge graph at different time periods,
- the entity acquisition module 700 includes:
- the different period entity acquisition module 720 Obtain all entities in the user academic relationship knowledge graph of different periods that have an association relationship with any entity, and obtain all academic peers of the user corresponding to the entity in different periods. Obtain all entities with the name of the k-th academic direction in the association relationship with any entity in the user's academic relationship knowledge graph at different time periods, and obtain all the academic peers of the user corresponding to this entity in different time periods with the k-th academic direction . K is a natural number greater than 1.
- the knowledge graph generation module 600 includes:
- the mixed time user academic relationship knowledge graph generation module 630 Regard each user as an entity in the user academic relationship knowledge graph, the relationship label and the relationship label of each relationship in the user academic relationship knowledge base at the same time period and the user academic relationship knowledge base at different periods Its attributes serve as the association relationship between the two users in the relationship between the corresponding entities in the user academic relationship knowledge graph.
- the entity acquisition module 700 includes:
- Mixed-period entity acquisition module 730 acquire all entities in the user's academic relationship knowledge graph that have an associated relationship with any entity, and obtain all academic peers of the user corresponding to the one entity. Obtain all entities with the name of the k-th academic direction in the association relationship with any entity in the user's academic relationship knowledge graph, and obtain all the academic peers of the user corresponding to the entity with the k-th academic direction. K is a natural number greater than 1.
- the user academic relationship knowledge graph generation system provided according to Embodiments 14, 15, and 16 can be used in combination.
- the relationship acquiring module 800 specifically includes: acquiring all users who have a certain type of relationship with a user in the knowledge graph according to the above steps, acquiring the relationship between the user and each of the users, and calculating the length of the time period in the relationship.
- P1 take the lowest academic direction level in the relationship as P2
- calculate f(P1, P2) as the weight of the relationship calculate the weight sum of all the relationships between the user and each user in the user, according to the corresponding
- Each user who has this type of relationship with the user is ranked from high to low based on the relationship weight and the relationship weight. The higher the ranking, the closer the relationship between the user and the user. The highest ranking user has the same relationship with the user.
- the class has the closest relationship.
- the methods and systems in the foregoing embodiments can be executed and deployed on computers, servers, cloud servers, supercomputers, robots, embedded devices, electronic devices, and so on.
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Abstract
Description
Claims (10)
- 一种学术关系知识图谱生成方法,其特征在于,所述方法包括:经历获取步骤,获取每个用户的学术成果发表中的经历;经历抽取步骤,从每个用户的学术成果发表的经历中抽取每个经历的时间段及该时间段用户所属的学术方向;经历求交步骤,求属于不同用户的每两个经历的交集;交集信息获取步骤,通过对经历进行匹配获取具有交集的每两个经历,获取交集部分的信息;关系生成步骤,根据用户的经历,判断每两个用户之间的关系,生成该关系的实体、标签、属性进行关联后加入用户学术关系知识库;知识图谱生成步骤,用于将每个用户作为用户学术关系知识图谱中的一个实体,将用户学术关系知识库中每个关系的关系标签及其属性作为该关系中两个用户的用户学术关系知识图谱中对应的实体之间的关联关系;实体获取步骤,获取用户学术关系知识图谱中与任一实体具有关联关系的实体;关系获取步骤,获取与第一用户在知识图谱中具备关系的第二用户,获取该第一用户与该第二用户之间的关系,计算该第一用户与该第二用户之间的关系的权重和,根据对应的关系权重和从高到低对与该第一用户有关系的每一用户进行排序。
- 根据权利要求1所述的学术关系知识图谱生成方法,其特征在于,所述经历获取步骤包括:论著和专利经历获取步骤,获取每个用户的学术成果发表中的论著经历和专利经历;所述经历抽取步骤包括:论著经历抽取步骤,从每个用户的学术成果发表的论著经历中抽取每个论著经历的时间段及该时间段用户所属的学术方向;专利经历抽取步骤,从学术成果发表的专利经历中抽取每个专利经历的时间段及该时间段用户所属的学术方向。
- 根据权利要求1所述的学术关系知识图谱生成方法,其特征在于,交集信息获取步骤包括:第一交集信息获取步骤,通过对经历进行匹配获取时间段交集不为空且学术方向交集不为空的属于不同用户的每两个经历,获取交集部分的时间段和学术方向信息;第二交集信息获取步骤,通过对经历进行匹配获取时间段交集为空且学术方向交集不为空的属于不同用户的每两个经历,获取交集部分的学术方向信息;关系生成步骤包括:同时段关系生成步骤,根据用户的经历,判断每两个用户之间的同时段关系,生成该关系的实体、标签、属性进行关联后加入同时段用户学术关系知识库;不同时段关系生成步骤,根据用户的经历,判断每两个用户之间的不同时段关系,生成该关系的实体、标签、属性进行关联后加入不同时段用户学术关系知识库。
- 根据权利要求3所述的学术关系知识图谱生成方法,其特征在于,同时段关系生成步骤包括:论著经历同时段关系生成步骤,如果所述两个经历分别为两个用户的论著经历,且这两个用户具有同时段关系,则将这两个用户的姓名作为该关系的实体,将同时段学术同行关系作为该关系的标签,将交集部分的时间段和学术方向信息作为该关系的属性,将该关系的实体、标签、属性进行关联后加入同时段用户学术关系知识库;专利经历同时段关系生成步骤,如果所述两个经历分别为两个用户的专利经历,且这两个用户具有同时段关系,则将这两个用户的姓名作为该关系的实体,将同时段学术同行关系作为该关系的标签,将交集部分的时间段和学术方向信息作为该关系的属性,将该关系的实体、标签、属性进行关联后加入同时段用户学术关系知识库;论著专利经历同时段关系生成步骤,如果所述两个经历分别为一个用户的论著经历和另一个用户的专利经历,且这两个用户具有同时段关系,则将这两个用户的姓名作为该关系的实体,将同时段学术同行关系作为该关系的标签,将交集部分的时间段和学术方向信息作为该关系的属性,将该关系的实体、标签、属性进行关联后加入同时段用户学术关系知识库;不同时段关系生成步骤包括:论著经历不同时段关系生成步骤,如果所述每两个经历分别为两个用户的论著经历,且这两个用户具有不同时段关系,则将这两个用户的姓名作为该关系的实体,将不同时段学术同行关系作为该关系的标签,将交集部分的学术方向信息作为该关系的属性,将该关系的实体、标签、属性进行关联后加入不同时段用户学术关系知识库;专利经历不同时段关系生成步骤,如果所述两个经历分别为两个用户的专利经历,且这两个用户具有不同时段关系,则将这两个用户的姓名作为该关系的实体,将不同时段学术同行关系作为该关系的标签,将交集部分的时间段和学术方向信息作为该关系的属性,将该关系的实体、标签、属性进行关联后加入不同时段用户学术关系知识库;论著专利经历不同时段关系生成步骤,如果所述两个经历分别为一个用户的论著经历和另一个用户的专利经历,且这两个用户具有不同时段关系,则将这两个用户的姓名作为该关系的实体,将不同时段学术同行关系作为该关系的标签,将交集部分的学术方向信息作为该关系的属性,将该关系的实体、标签、属性进行关联后加入不同时段用户学术关系知识库。
- 根据权利要求1所述的学术关系知识图谱生成方法,其特征在于,知识图谱生成步骤包括:同时段用户学术关系知识图谱生成步骤,将每个用户作为同时段用户学术关系知识图谱中的一个实体,将同时段用户学术关系知识库中每个关系的关系标签及其属性作为该关系中两个用户在同时段用户学术关系知识图谱中对应的实体之间的关联关系;不同时段用户学术关系知识图谱生成步骤,将每个用户作为不同时段用户学术关系知识图谱中的一个实体,将不同时段用户学术关系知识库中每个关系的关系标签及其属性作为该关系中两个用户在不同时段用户学术关系知识图谱中对应的实体之间的关联关系;混合时段用户学术关系知识图谱生成步骤,将每个用户作为用户学术关系知识图谱中的一个实体,将同时段用户学术关系知识库及不同时段用户学术关系知识库中每个关系的关系 标签及其属性作为该关系中两个用户在用户学术关系知识图谱中对应的实体之间的关联关系;实体获取步骤包括:同时段实体获取步骤,获取同时段用户学术关系知识图谱中与任一实体具有关联关系的所有实体,可以得到该一实体对应的用户的所有同时段的学术同行;不同时段实体获取步骤,获取不同时段用户学术关系知识图谱中与任一实体具有关联关系的所有实体,可以得到该一实体对应的用户的所有不同时段的学术同行;混合时段实体获取步骤,获取用户学术关系知识图谱中与任一实体具有关联关系的所有实体,可以得到该一实体对应的用户的所有学术同行。
- 根据权利要求1所述的学术关系知识图谱生成方法,其特征在于,关系获取步骤具体包括:获取与一个用户在知识图谱中具备某类关系的所有用户,获取该个用户与该所有用户中每一用户之间的关系,将关系中时间段的长度作为P1,将关系中的最低学术方向级别作为P2,计算f(P1,P2)作为该关系的权重,计算该个用户与该所有用户中每一用户之间的所有关系的权重和,根据对应的关系权重和从高到低对与该用户有该类关系的每一用户进行排序,排序越靠前的用户与该用户的该类关系越密切,排序最靠前的用户与该用户的该类关系最密切。
- 一种学术关系知识图谱生成系统,其特征在于,所述系统包括:经历获取模块,用于获取每个用户的学术成果发表中的经历;经历抽取模块,用于从每个用户的学术成果发表的经历中抽取每个经历的时间段及该时间段用户所属的学术方向;经历求交模块,用于求属于不同用户的每两个经历的交集;交集信息获取模块,用于通过对经历进行匹配获取具有交集的每两个经历,获取交集部分的信息;关系生成模块,用于根据用户的经历,判断每两个用户之间的关系,生成该关系的实体、标签、属性进行关联后加入用户学术关系知识库;知识图谱生成模块,用于将每个用户作为用户学术关系知识图谱中的一个实体,将用户学术关系知识库中每个关系的关系标签及其属性作为该关系中两个用户的用户学术关系知识图谱中对应的实体之间的关联关系;实体获取模块,获取用户学术关系知识图谱中与任一实体具有关联关系的实体;关系获取模块,获取与第一用户在知识图谱中具备关系的第二用户,获取该第一用户与该第二用户之间的关系,计算该第一用户与该第二用户之间的关系的权重和,根据对应的关系权重和从高到低对与该第一用户有关系的每一用户进行排序。
- 一种计算机设备,包括存储器和处理器,所述存储器存储有计算机程序,其特征在于,所述处理器执行所述计算机程序时实现权利要求1至6中任一项所述方法的步骤。
- 一种存储介质,其上存储有计算机程序,其特征在于,所述计算机程序被处理器执行时实现权利要求1至6中任一项所述方法的步骤。
- 一种学术关系知识图谱生成机器人系统,所述机器人系统包括存储器和处理器,所述存储器存储有机器人程序,其特征在于,所述处理器执行所述机器人程序时实现权利要求1至6中任一项所述方法的步骤。
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