CN104269170A - Permission voice recognition method for ERP - Google Patents
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- CN104269170A CN104269170A CN201410476586.9A CN201410476586A CN104269170A CN 104269170 A CN104269170 A CN 104269170A CN 201410476586 A CN201410476586 A CN 201410476586A CN 104269170 A CN104269170 A CN 104269170A
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- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000004891 communication Methods 0.000 claims abstract description 48
- 238000012795 verification Methods 0.000 claims abstract description 15
- 238000013507 mapping Methods 0.000 claims abstract description 8
- 230000001755 vocal effect Effects 0.000 claims description 48
- 238000013475 authorization Methods 0.000 claims description 15
- 238000010200 validation analysis Methods 0.000 claims description 12
- 230000008859 change Effects 0.000 claims description 5
- 239000012141 concentrate Substances 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000011022 operating instruction Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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- 230000009467 reduction Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000026676 system process Effects 0.000 description 1
Abstract
The invention provides a permission voice recognition method for an ERP. By the adoption of the permission voice recognition method for the ERP, the security performance can be guaranteed when voice commands of the ERP are executed. The permission voice recognition method for the ERP comprises the following steps that (1) permission information is pre-stored in a voice communication device, and the mapping relation among voice commands, a voice command set and operation commands is set; (2) the voice communication device receives a voice command, conducts first permission verification and transmits the received voice command to a voice receiving and sending device when the first permission verification is successful; (3) the voice receiving and sending device receives the voice command and conducts second permission verification; (4) a voice command template is generated for the received voice command; (5) the voice command template is compared with the set voice command set, if the voice command template is matched with the set voice command set, the operation command corresponding to the voice command matched with the voice command set is obtained according to the mapping relation, then the operation command is executed, and if the voice command template is not matched with the set voice command set, the voice communication device is prompted that the voice command is invalid.
Description
Technical field
The present invention relates to a kind of technical field of voice recognition, especially relate to a kind of ERP authority audio recognition method.
Background technology
Along with making rapid progress of science and technology, the peripheral unit that IT vendor produces, such as scanner, all so that user can be allowed easy to use for target.The mode of general control peripheral unit is generally utilize keyboard, slide-mouse or touch screen input of control commands.
In the application scenario utilizing operational order opertaing device to run, it is usually the operation that mode by entering the operating instructions carrys out starting outfit.Once unauthorized person obtains operational order, legal identity just can be pretended to be to carry out operating equipment, and security is poor.
If adopt voice to carry out the operation of opertaing device, not only without the need to entering the operating instructions, and having the ability of identification concurrently, security and the convenience of system can be improved undoubtedly.Existing speech recognition system can identify the semantic content of voice, but identifying is comparatively complicated, and recognition efficiency is also relatively low, and the terminal filed being only adapted at ERP system uses.Such as, for the purchase subsystem of ERP system, after operating personnel input correct password, the operation such as purchase subsystem just can carry out inquiring about, input, output, cannot remotely operate.The more important thing is, if realize recorded the language of certain user and in addition editing, then the identity of this user is probably replaced.This has buried hidden danger just to the normal operation of ERP system and data security.
Summary of the invention
For the defect existed in prior art, technical matters to be solved by this invention is to provide a kind of easy to operate, authority audio recognition method being applied to ERP system that security is good.
For solving the problems of the technologies described above, the technical solution used in the present invention is as follows:
A kind of ERP authority audio recognition method, comprises the following steps:
(1) prestore authority information in audio communication device, arranges the mapping relations between voice command, voice command collection and operational order three;
(2) audio communication device receives voice command, carries out the first Authority Verification, and when being verified, received voice command is transferred to audio frequency transceiver;
(3) audio frequency transceiver receives institute's speech commands, then carries out the second Authority Verification;
(4) voice command template is generated to received voice command;
(5) template of voice command is mated with the voice command collection of setting; If matched, then perform this operational order after obtaining operational order corresponding to the voice command that matches according to described mapping relations; Otherwise, invalid to the order of audio communication device suggestion voice.
Further, the phonetic feature that the user that described authority information comprises audio communication device prerecords, and the first Authority Verification of step (2) comprising:
I the voice command received by the analysis of () audio communication device, obtains phonetic feature;
(ii) described phonetic feature and the described authority information prestored are compared, when the two is in preset threshold range, think that the two is identical; Otherwise, think that the two is different;
(iii) when described phonetic feature is identical with the described authority information prestored, described authority information is replaced with described phonetic feature.
Further, the second Authority Verification of described step (3) comprising:
I () audio frequency transceiver sends validation problem to audio communication device;
(ii) audio communication device plays described validation problem, and the authorization information received is sent to audio communication device;
(iii) audio communication device judges the validity of described authorization information: if effectively, then proceed to step (4); Otherwise, also no longer proceed other steps to audio communication device prompting authentication failed.
Further, the second Authority Verification of described step (3) comprising:
I () audio frequency transceiver sends validation problem to Authentication devices, and wait for the authorization information of Authentication devices;
(ii) according to the validation problem that Authentication devices receives, authorization information is sent by audio communication device to audio frequency transceiver;
(iii) audio communication device judges the validity of described authorization information: if effectively, then proceed to step (4); Otherwise, also no longer proceed other steps to audio communication device prompting authentication failed.
Further, wherein, institute's speech commands collection comprises multiple reference voice template, and described reference voice template produces according to the various voice of same order in this multiple change in three of tone, pronunciation length and accent.
Further, the method for the template of voice command and the voice command collection of setting being carried out mating described in step (5) is as follows:
A () obtains the first vocal print in voice command template;
B () obtains the second vocal print that institute's speech commands concentrates each reference voice template;
(c) more described first vocal print and described second vocal print, if matched, then the match is successful; Otherwise it fails to match.
Further, in step (1), institute's speech commands is divided into some joints, stores the template of each joint voice command.
Further, in step (3), if the template of each joint voice command all matches with the template of the voice command of the corresponding joint arranged, then obtain the operational order that this voice command is corresponding.
Further, obtain described first vocal print to comprise: obtain the vocal print based on the tone in voice command template and accent, or the vocal print obtained based on the pronunciation length in voice command template and accent, or obtain the vocal print based on tone, length of pronouncing and accent.
Further, obtain described second vocal print to comprise: obtain the vocal print based on the tone in voice command template and accent, or the vocal print obtained based on the pronunciation length in voice command template and accent, or obtain the vocal print based on tone, length of pronouncing and accent.
The method of the invention, without the need to manual input operation instruction, by the voice just startup of controllable device or operation, easy to operate.And, can judge whether current operation personnel are legal operating personnel, avoid the illegal operation of illegal operation personnel, improve security by voice.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of ERP authority audio recognition method in embodiment.
Embodiment
Describe the present invention below in conjunction with embodiment and accompanying drawing.
As shown in Figure 1, in present embodiment, the authority audio recognition method of ERP system comprises the following steps:
(1) prestore authority information in audio communication device, arranges the mapping relations between voice command, voice command collection and operational order three.The phonetic feature that the user that described authority information comprises audio communication device prerecords, such as: vocal print, tone average, intermediate frequency etc.The voice command prestored comprise represent ERP system various operational motions (such as: open, print, send mail to, add annex, inquiry) verb, represent the noun etc. of various parameters (such as: from date, date of expiry, document location, data type) of the operational motion of ERP system.Operational order is the instruction that good ERP system prepared in advance inside performs, and these instructions can adopt machine language to work out, and usually adopts the mode of software programming produce and safeguard.Institute's speech commands collection comprises multiple reference voice template, and described reference voice template produces according to the various voice of same order in this multiple change in three of tone, pronunciation length and accent.In a preferred embodiment, described tone, pronunciation length (unit employing microsecond) and accent are arranged to three-dimensional array by above-mentioned reference voice template.
For the process of accent, what the present invention adopted is realized for the initial consonant of alphabets consisting in Chinese, the pronunciation rule of simple or compound vowel of a Chinese syllable by the accent of pre-recorded various places: this process has been techniques well known, is not described in detail in this.Such as, if analyze in advance user's each character of sounding pronunciation length, whether retroflect, whether with tone with concrete tone during tone.
(2) audio communication device receives voice command, carries out the first Authority Verification, and when being verified, received voice command is transferred to audio frequency transceiver.
In a preferred embodiment, described audio communication device comprises mobile phone.The first Authority Verification wherein comprises: the voice command received by the analysis of (i) audio communication device, obtains phonetic feature (such as vocal print, tone average, intermediate frequency etc.); (ii) described phonetic feature and the described authority information prestored are compared, when the two is in preset threshold range, think that the two is identical; Otherwise, think that the two is different; (iii) when described phonetic feature is identical with the described authority information prestored, described authority information is replaced with described phonetic feature.Above-mentioned phonetic feature can also adopt the mode of searching to realize with comparing of the described authority information prestored, that is, and the every content in the authority information prestored described in calculating and the difference between described phonetic feature.If this difference is less than predetermined threshold value, then think that the two is identical; Otherwise, think that the two is different.
(3) audio frequency transceiver receives institute's speech commands.Here audio frequency transceiver is preferably the audio frequency transceiver near ERP system terminal.This equipment receives the voice messaging sent from above-mentioned audio communication device.
According to one embodiment of present invention, this step specifically can comprise: (i) audio frequency transceiver sends validation problem to audio communication device; (ii) audio communication device plays described validation problem, and the authorization information received is sent to audio communication device; (iii) audio communication device judges the validity of described authorization information: if effectively, then proceed to step (4); Otherwise, also no longer proceed other steps to audio communication device prompting authentication failed.In this embodiment, long-range user only needs this equipment of audio communication device, and such as, a smart mobile phone just can realize aforesaid operations and process.
According to another embodiment of the invention, (i) audio frequency transceiver sends validation problem to Authentication devices, and waits for the authorization information of Authentication devices; (ii) according to the validation problem that Authentication devices receives, authorization information is sent by audio communication device to audio frequency transceiver; (iii) audio communication device judges the validity of described authorization information: if effectively, then proceed to step (4); Otherwise, also no longer proceed other steps to audio communication device prompting authentication failed.In this case, long-range user needs the Authentication devices simultaneously possessing described audio communication device and U-Key and so on.And preferably, the two should be relation one to one.That is, other users, even if having higher authority, also can not replace with general between the audio communication device and others' Authentication devices of himself.
(4) voice command template is generated to received voice command.Particularly, in received voice messaging, according to a preferred embodiment of the invention, first carry out the operation of noise reduction, remove the noise in voice signal as much as possible.Then, STT (Speech To Text) technology is utilized to obtain the voice command that voice messaging comprises, and at the same time analyze obtain initial consonant corresponding to the tone of each word, the pronunciation length time of each character and each character, simple or compound vowel of a Chinese syllable pronunciation rule (such as, if pronunciation length, whether retroflect, whether with tone with concrete tone during tone), and then form the three-dimensional array be made up of tone, pronunciation length and accent.
(5) template of voice command is mated with the voice command collection of setting; If matched, then perform this operational order after obtaining operational order corresponding to the voice command that matches according to described mapping relations; Otherwise, invalid to the order of audio communication device suggestion voice.
In this step, specifically comprise:
A () obtains the first vocal print in voice command template;
B () obtains the second vocal print that institute's speech commands concentrates each reference voice template;
(c) more described first vocal print and described second vocal print, if matched, then the match is successful; Otherwise it fails to match.
In other examples, in step (1), institute's speech commands can be divided into some joints, store the template of each joint voice command, instead of as in above-described embodiment, adopt character to be that unit carries out analyzing and speech processes.Now, in step (3), if the template of each joint voice command all matches with the template of the voice command of the corresponding joint arranged, then obtain the operational order that this voice command is corresponding.
According to a preferred embodiment of the invention, obtain described first vocal print to comprise: obtain the vocal print based on the tone in voice command template and accent, or the vocal print obtained based on the pronunciation length in voice command template and accent, or obtain the vocal print based on tone, length of pronouncing and accent.Obtain described second vocal print to comprise: obtain the vocal print based on the tone in voice command template and accent, or obtain the vocal print based on the pronunciation length in voice command template and accent, or obtain the vocal print based on tone, length of pronouncing and accent.
After determining the data processing object (or claiming Data Source) of vocal print, the obtaining step of above-mentioned vocal print is: by each frame of the k of a voice signal waveform sampling point, or have each parameter frame of k parameter, form a vector in k dimension space, then vector is quantized.During quantification, k is tieed up infinite space and be divided into M zone boundary, then input vector and these borders are compared, and be quantified as the center vector value of " distance " minimum zone boundary.Certainly, HMM (hidden Markov method) realization also can be adopted for the feature extraction of vocal print.
According to a preferred embodiment of the invention, more described first vocal print and described second vocal print comprise: compare the vocal print based on tone and accent concentrated based on voice command template and voice command, if coupling, then continue the vocal print compared based on the pronunciation length in voice command template and accent, if coupling, then compare based on tone, pronunciation length and the vocal print of accent; Wherein any coupling is unsuccessful all no longer proceeds follow-up comparison.
In above-mentioned comparison procedure, if the variance of the vocal print concentrated based on vocal print and the voice command of voice command template is within predetermined threshold value, then think that the voice command that upper speech commands template comprises can be performed, now, ERP system processes concentrating corresponding operational order according to this voice command, performs and operates accordingly.Otherwise, the information that the voice command that the audio frequency transceiver received near by ERP system terminal sends cannot be performed by above-mentioned audio communication device.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technology thereof, then the present invention is also intended to comprise these change and modification.
Claims (10)
1. an ERP authority audio recognition method, is characterized in that, comprises the following steps:
(1) prestore authority information in audio communication device, arranges the mapping relations between voice command, voice command collection and operational order three;
(2) audio communication device receives voice command, carries out the first Authority Verification, and when being verified, received voice command is transferred to audio frequency transceiver;
(3) audio frequency transceiver receives institute's speech commands, then carries out the second Authority Verification;
(4) voice command template is generated to received voice command;
(5) template of voice command is mated with the voice command collection of setting; If matched, then perform this operational order after obtaining operational order corresponding to the voice command that matches according to described mapping relations; Otherwise, invalid to the order of audio communication device suggestion voice.
2. method according to claim 1, is characterized in that, the phonetic feature that the user that described authority information comprises audio communication device prerecords, and the first Authority Verification of step (2) comprising:
I the voice command received by the analysis of () audio communication device, obtains phonetic feature;
(ii) described phonetic feature and the described authority information prestored are compared, when the two is in preset threshold range, think that the two is identical; Otherwise, think that the two is different;
(iii) when described phonetic feature is identical with the described authority information prestored, described authority information is replaced with described phonetic feature.
3. method according to claim 1, is characterized in that, the second Authority Verification of described step (3) comprising:
I () audio frequency transceiver sends validation problem to audio communication device;
(ii) audio communication device plays described validation problem, and the authorization information received is sent to audio communication device;
(iii) audio communication device judges the validity of described authorization information: if effectively, then proceed to step (4); Otherwise, also no longer proceed other steps to audio communication device prompting authentication failed.
4. method according to claim 1, is characterized in that, the second Authority Verification of described step (3) comprising:
I () audio frequency transceiver sends validation problem to Authentication devices, and wait for the authorization information of Authentication devices;
(ii) according to the validation problem that Authentication devices receives, authorization information is sent by audio communication device to audio frequency transceiver;
(iii) audio communication device judges the validity of described authorization information: if effectively, then proceed to step (4); Otherwise, also no longer proceed other steps to audio communication device prompting authentication failed.
5. method according to claim 1, it is characterized in that, institute's speech commands collection comprises multiple reference voice template, and described reference voice template produces according to the various voice of same order in this multiple change in three of tone, pronunciation length and accent.
6. method according to claim 1, is characterized in that, the method for the template of voice command and the voice command collection of setting being carried out mating described in step (5) is as follows:
A () obtains the first vocal print in voice command template;
B () obtains the second vocal print that institute's speech commands concentrates each reference voice template;
(c) more described first vocal print and described second vocal print, if matched, then the match is successful; Otherwise it fails to match.
7. method according to claim 1, is characterized in that, in step (1), institute's speech commands is divided into some joints, stores the template of each joint voice command.
8. method according to claim 7, is characterized in that, in step (3), if the template of each joint voice command all matches with the template of the voice command of the corresponding joint arranged, then obtains the operational order that this voice command is corresponding.
9. method according to claim 6, it is characterized in that, obtain described first vocal print to comprise: obtain the vocal print based on the tone in voice command template and accent, or the vocal print obtained based on the pronunciation length in voice command template and accent, or obtain the vocal print based on tone, length of pronouncing and accent.
10. method according to claim 6, it is characterized in that, obtain described second vocal print to comprise: obtain the vocal print based on the tone in voice command template and accent, or the vocal print obtained based on the pronunciation length in voice command template and accent, or obtain the vocal print based on tone, length of pronouncing and accent.
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| CN109063165A (en) * | 2018-08-15 | 2018-12-21 | 深圳市诺信连接科技有限责任公司 | A kind of ERP file polling management system |
| CN109147762A (en) * | 2018-10-19 | 2019-01-04 | 广东小天才科技有限公司 | A kind of audio recognition method and system |
| CN109767775A (en) * | 2019-02-26 | 2019-05-17 | 珠海格力电器股份有限公司 | Sound control method, device and air-conditioning |
| WO2023042019A1 (en) * | 2021-09-15 | 2023-03-23 | International Business Machines Corporation | Dynamic operation of a voice controlled device |
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| CN104269170B (en) | 2018-04-20 |
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Effective date of registration: 20210609 Address after: 3 / F, building 2, no.966, north section of Tianfu Avenue, high tech Zone, Chengdu, Sichuan 610000 Patentee after: Chengdu Dingli Asset Management Co.,Ltd. Address before: 2-2-1-61, No. 319, Haier Road, Jiangbei District, Chongqing Patentee before: Chongqing Steady Technology Co.,Ltd. |
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Granted publication date: 20180420 |
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| CF01 | Termination of patent right due to non-payment of annual fee |