CN108009490A - A kind of determination methods of chat robots system based on identification mood and the system - Google Patents

A kind of determination methods of chat robots system based on identification mood and the system Download PDF

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CN108009490A
CN108009490A CN201711227422.2A CN201711227422A CN108009490A CN 108009490 A CN108009490 A CN 108009490A CN 201711227422 A CN201711227422 A CN 201711227422A CN 108009490 A CN108009490 A CN 108009490A
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王国亮
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NINGBO HIGH-NEW DISTRICT JINZHONG INFORMATION SCIENCE & TECHNOLOGY Co Ltd
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/16Human faces, e.g. facial parts, sketches or expressions
    • G06V40/174Facial expression recognition
    • G06V40/175Static expression
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
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    • G06F16/30Information retrieval; Database structures therefor; File system structures therefor of unstructured textual data
    • G06F16/33Querying
    • G06F16/332Query formulation
    • G06F16/3329Natural language query formulation or dialogue systems
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/20Movements or behaviour, e.g. gesture recognition
    • G06V40/28Recognition of hand or arm movements, e.g. recognition of deaf sign language

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Abstract

The present invention relates to technical field of electronic communication, and in particular to the determination methods of a kind of chat robots system based on identification mood and the system.The determination methods of this chat robots system based on identification mood of the present invention and the system fully use the mature face recognition technology of current industry, psychology general knowledge etc., by the real meaning for constantly judging chat person, by vision Expression analysis, Speech processing, the coordination integrated fusion of expression robot, the kernel of Expression analysis is used as using visual information, the fusion method of assistant voice intonation intensive analysis, make full use of various methods each advantage, both the result of vision Expression analysis had been reacted, also the state of speech emotional is embodied, there is this method higher intelligent, so as to adjust chat content, experience so that chat person obtains close to real chat, so as to which the sense of reality of chat robots be greatly improved, accuracy.

Description

A kind of determination methods of chat robots system based on identification mood and the system
Technical field
The present invention relates to technical field of electronic communication, and in particular to it is a kind of based on identification mood chat robots system and The determination methods of the system.
Background technology
Facial expression robot reduces the emotion distance between the mankind and robot, tool for realizing natural human-machine interaction There is positive promotion meaning.Substantial amounts of research work is unfolded to this research direction in domestic and foreign scholars:Representative expression machine The Kismet of Qi Renyou Massachusetts Institute Technologies Artificial Intelligence Laboratory, SAYA robots, U.S. of the exploitation of Tokyo Polytechnics Nao, the Osaka, Japan that the K-bot and " Einstein " of Hansen robot technology company of state, Hertford, England university design are big Learn ReplieeQ1, ReplieeQ2 and GeminoidTMF of research, the H&F Series machine people that domestic Harbin Institute of Technology is studied etc..With biography The industrial robot of the fixed station of system, fixed work order and fixed operation scene is different, facial expression robot for interactivity, The intelligent and requirement higher of independence, it, which is studied, is related to Machine Design, automatically controls, computer intelligence, psychology and cognition The multi-field knowledge such as science, has typical multi-crossed disciplines feature.
Chat robots are a kind of by the artificial intelligence technology identification word meaning of one's words, and reasonably select answer, are reached in mould Intend the robot of true man's chat purpose.At present, the exploitation of chat robots all concentrates on the meaning of one's words for improving identification other side, and selection is closed In the stage of the answer of reason, relevant research is very much, it is also only limitted to the communication text of both sides.But actual language communication, Language is by no means limited to, further includes expression, limb action etc..Identical language, is equipped with different expression and the tone, its possible table Up to antipodal implication.For example someone says that " you ask me to have a meal", an expression scorned to take even a glance at is equipped with, what can be can be shown that is Refusal, and pleasantly surprised expression is equipped with, this is clearly to receive.The development trend of chat robots should be it is comprehensive these mutually inside the Pass Hold, reach as a true as possible, believable communication process so that " illusion " that chat person produces and true man chat.
The content of the invention
It is an object of the invention to fully use the mature face recognition technology of current industry, psychology general knowledge etc., pass through Constantly the real meaning of chat person being judged, so as to adjust chat content so that chat person obtains to be experienced close to real chat, from And the sense of reality of chat robots, accuracy is greatly improved, there is provided a kind of chat robots system based on identification mood is sentenced Disconnected method, solves above technical problem;
A kind of determination methods of the chat robots system based on identification mood, comprise the following steps:
Step A, establishes Facial expression database, facial characteristics of the storage face under different expressions;
Step B, the digital picture of chat person is periodically collected by image collecting device;
Step C, identifies the face of chat person from digital picture, counts chat person's facial characteristics;
Step D, according to chat person's facial characteristics, obtains table corresponding with above-mentioned position relationship from Facial expression database Feelings, the expression as chat person.
The determination methods of the above-mentioned chat robots system based on identification mood, by following field storage people in step A Facial characteristics in face difference expression:Ethnic group, gender, age.
The determination methods of the above-mentioned chat robots system based on identification mood, store the following expression of face in step A In facial characteristics:Amimia, happy, sad, anxiety, indignation, sorrow, detest, surprised, contempt.
The determination methods of the above-mentioned chat robots system based on identification mood, facial characteristics include:Eyebrow direction, two The distance between a eyebrow, eyes size, pupil size, two corners of the mouth angles, face size, upper and lower lip shape, naris diameter.
The determination methods of the above-mentioned chat robots system based on identification mood, in step C, further include from digital picture Middle identification obtains chat person's headwork, both shoulders action and hand motion.
The determination methods of the above-mentioned chat robots system based on identification mood, step D include before:
Step D1, speech reception module constantly detect sound source, and whether detecting has voice signal;
Step D2, extracts the keyword in the voice signal of detecting;
Step D3, keyword is matched with the unlatching word preserved in memory module;
Step D4, if successful match, sends and wakes up instruction, chat robots enter opening.
The determination methods of the above-mentioned chat robots system based on identification mood, it is further comprising the steps of:Step E, root Chat theme is obtained according to chat content, and using the language of current chat person and expression as foundation, judges chat person to current chat The true attitude of theme;
Step F, according to the strategy of true attitude adjustment chat of the obtained chat person to current chat theme:Change chat Theme, correct robot to the viewpoint for theme of chatting, the diction of adjustment robot.
The present invention also aims to adjust chat content so that and chat person obtains to be experienced close to real chat, so that The sense of reality, the accuracy of chat robots is greatly improved, there is provided it is a kind of based on identification mood chat robots system, solve with Upper technical problem.
Technical problem solved by the invention can be realized using following technical scheme:A kind of chatting based on identification mood Its robot system, including:
Control module, the information sent for receiving other modules, and received information is given to other moulds as needed Block processing;
Image capture module, is electrically connected with the input terminal of the control module, and the face for periodically collecting chat person is special Sign, and facial characteristics is converted into digital picture, it is stored in database;
Photographing module, is electrically connected with the input terminal of control module, for identify facial characteristics in face difference expression and Chat person's headwork, both shoulders action and hand motion;
Voice output module, is electrically connected with the output terminal of control module, for playing corresponding voice;
Display module, is electrically connected with the output terminal of control module, corresponding for being shown according to chat person's facial characteristics Expression.
The above-mentioned chat robots system based on identification mood, further includes:
Memory module, is connected with control module, for storing the unlatching word of chat robots unlatching;
Speech reception module, is connected with memory module and control module, for detecting voice signal;
Judgment module, is connected with control module, the unlatching word in the keyword and memory module that are obtained for judging detecting Whether match.
Beneficial effect:Due to using above technical scheme, this chat robots system based on identification mood of the present invention And the determination methods of the system fully use the mature face recognition technology of current industry, psychology general knowledge etc., by constantly sentencing The real meaning of disconnected chat person, by vision Expression analysis, Speech processing, expression robot coordination integrated fusion, Using visual information as the kernel of Expression analysis, the fusion method of assistant voice intonation intensive analysis, makes full use of various methods Respective advantage, both reacted vision Expression analysis as a result, or embody the state of speech emotional, there is this method higher It is intelligent, so as to adjust chat content so that chat person obtains to be experienced close to real chat, so that chat machine be greatly improved The sense of reality, the accuracy of people.
Brief description of the drawings
Fig. 1 is a kind of work of the determination methods of chat robots system based on identification mood in the embodiment of the present invention Make flow chart;
Fig. 2 is a kind of structure diagram of chat robots system based on identification mood in the embodiment of the present invention.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art obtained on the premise of creative work is not made it is all its His embodiment, belongs to the scope of protection of the invention.
It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the present invention can phase Mutually combination.
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, but not as limiting to the invention.
With reference to Fig. 1, a kind of determination methods of the chat robots system based on identification mood, comprise the following steps:
Step A, establishes Facial expression database, facial characteristics of the storage face under different expressions;
Step B, the digital picture of chat person is periodically collected by image collecting device;
Step C, identifies the face of chat person from digital picture, counts chat person's facial characteristics;
Step D, according to chat person's facial characteristics, obtains table corresponding with above-mentioned position relationship from Facial expression database Feelings, the expression as chat person.
For different application demands, recognition training sample storehouse of the selection for Expression analysis.There are two schemes for choosing Select, one kind is the existing expression storehouse of selection, such as considers that the present invention is directed to Chinese's face feature, may be selected by Japanese ART matchmaker The JAFFE storehouses that body information science laboratory provides, the storehouse provide 7 kinds of basic facial expressions of 10 Japanese young woman, are well suited to Women operator Expression analysis identifies.Another kind can be according to particular demands, and the operator for selecting to specify is in same operation scenario Under, the self-built expression storehouse as special-purpose.Expression storehouse is stored under the catalogue specified after selecting according to expression category classification, from In expression storehouse feature vector is extracted in the facial expression image of known expression classification.In the present invention, the expression in expression storehouse is classified into For some different classes of expression groups, feature vector is extracted to the facial expression image in each expression group, as training sample;With spy Sign vector, which is formed, obtains expressive features space, and facial image to be identified is identified based on expressive features space.
Speech signal analysis, which is divided into, outputs and inputs two parts.During phonetic entry, by phonetic entry and input language Sound reference model carries out DTW analyses, according to phonetic entry and intonation intensity, makes different tone strength quantifies indexs, identifies Sound emoticon.In the present embodiment, excited-pleasant-passive three kinds of tone strength quantifies are made to speaker's state.Assisted in multitask In mode transfer block, the basic emotion that tone strength quantifies index and visual analysis obtain is done into linear fusion, by emotional facial expressions and sound Sound expression carries out linear fusion, and the quantity of the compound expression instruction of acquisition is the quantity of sound emoticon and adding for emotional facial expressions quantity Power summation.The present embodiment can obtain 21 kinds of combination speech output orders.According to combination speech output order, according to predefined defeated Go out phonetic reference model, corresponding voice stream data selected from voice output storehouse, in this way, to user feedback voice output both Reacted the analysis of visual emotional facial expressions as a result, also embodying the state of sound emoticon acoustically.
Further, a kind of the preferable of determination methods of the chat robots system based on identification mood of the present invention is implemented In example, by the facial characteristics in following field storage face difference expression in step A:Ethnic group, gender, age.
Further, a kind of the preferable of determination methods of the chat robots system based on identification mood of the present invention is implemented The facial characteristics in the following expression of face is stored in example, in step A:Amimia, happy, sad, anxiety, indignation, sorrow, detest Dislike, is surprised, contempt.
Further, a kind of the preferable of determination methods of the chat robots system based on identification mood of the present invention is implemented In example, facial characteristics includes:The distance between eyebrow direction, two eyebrows, eyes size, pupil size, two corners of the mouth angles, mouth Ba great little, upper and lower lip shape, naris diameter.
Facial characteristics under different expressions mainly includes:It is amimia, happy, sad, anxiety, indignation, sorrow, detest, frightened The common expression such as it is surprised, scorns.Various expressions can all have corresponding facial characteristics, such as:It is sad.Facial characteristics includes narrowing eye, eyebrow Hair tightening, corners of the mouth drop-down, chin are lifted or tightened.Fear.When fearing, face and eyes open, and eyebrow raises up, and nostril is magnified. Indignation.At this moment eyebrow is sagging, and forehead is knitted tightly, and eyelid and lip are nervous.Detest.The expression of detest includes sneering nose, is lifted on upper lip, Eyebrow is sagging, narrows eye.It is surprised.When surprised, lower jaw is sagging, and lip and face loosen, and eyes magnify, eyelid and the micro- lift of eyebrow.Gently Slight.The famous feature of contempt is exactly that corners of the mouth side is lifted, and ridicules or proud laughs at shape.As long as capture these facial characteristics of chat person Change, you can judge the current mood of chat person.And according to:Ethnic group, gender, age classify, because, different people Kind, gender and the people at age, facial characteristics when expressing expression are certainly different.For example, many white people are in expression phase feeling of sympathy When, facial expression will be exaggerated more than yellow, and movement range is big.Further, it is also possible to carry out expressiveness and not abundant progress Distinguish, someone's expressiveness, just as it has often been said that " glad unhappy all hangs on the face ", and somebody is then with respect to expression list One, it is only capable of by local trickle change, can just flutters and grasp his real psychology.According to the history chat record of chat person, machine Device people can give chat person to carry out certain classification:Expressiveness or expression are not enriched.So as to use different determination strategies, with Improve the accuracy judged.
Further, a kind of the preferable of determination methods of the chat robots system based on identification mood of the present invention is implemented In example, in step C, further include the identification from digital picture and obtain chat person's headwork, both shoulders action and hand motion.Shoulder Action includes the common action such as shrug;Headwork includes the common action such as nod, shake the head;Hand motion include wave, wave, Push, lift the common actions such as hand.
Further, a kind of the preferable of determination methods of the chat robots system based on identification mood of the present invention is implemented In example, include before step D:
Step D1, speech reception module constantly detect sound source, and whether detecting has voice signal;
Step D2, extracts the keyword in the voice signal of detecting;
Step D3, keyword is matched with the unlatching word preserved in memory module;
Step D4, if successful match, sends and wakes up instruction, chat robots enter opening.
, it is necessary to be initialized to the robot before input speech signal, user can say the robot user: " data storage ", smart machine, which enters, establishes voice recognition storage interface, prompts user to start phonetic entry and opens word.
The judgment module of chat robots is connected by serial ports with control module.User is inputted by speech reception module Voice signal;Keyword in voice signal should be matched with the unlatching word preserved in memory module, if there are the key Word, then chat robots enter armed state.
Further, a kind of the preferable of determination methods of the chat robots system based on identification mood of the present invention is implemented It is further comprising the steps of in example:
Step E, chat theme is obtained according to chat content, and using the language of current chat person and expression as foundation, is judged Chat person is to the true attitude of current chat theme, for example, chat robots, when stating that certain part is true, chat person replys " no May", chat robots can then be proved by its expression, and chat person's expression is surprised, show that it may connect By the fact that;If chat person's expression is scorned, the fact that he does not approve is shown;
Step F, according to the strategy of true attitude adjustment chat of the obtained chat person to current chat theme:Change chat Theme, correct robot to the viewpoint for theme of chatting, the diction of adjustment robot.After all, chat robots are one The instrument for accompanying people to chat, rather than real people, it is not necessary that and chat person carries out the chat content such as arguing, one is relatively prone to The viewpoint and opinion of chat person, it is easier to allow chat person to obtain pleasant chat impression.
With reference to Fig. 2, a kind of chat robots system based on identification mood, including:
Control module 1, the information sent for receiving other modules, and received information is given to other moulds as needed Block processing;
Image capture module 8, is electrically connected with the input terminal of the control module 1, for periodically collecting the face of chat person Feature, and facial characteristics is converted into digital picture, it is stored in database;
Photographing module 2, is electrically connected with the input terminal of control module 1, for identifying the facial characteristics in face difference expression And chat person's headwork, both shoulders action and hand motion;
Voice output module 3, is electrically connected with the output terminal of control module 1, for playing corresponding voice;
Display module 4, is electrically connected with the output terminal of control module 1, corresponding for being shown according to chat person's facial characteristics Expression.
Further, in a kind of preferred embodiment of the chat robots system based on identification mood of the present invention, also wrap Include:
Memory module 5, is connected with control module 1, for storing the unlatching word of chat robots unlatching;
Speech reception module 6, is connected with memory module 5 and control module 1, for detecting voice signal;
Judgment module 7, is connected with control module 1, the unlatching in the keyword and memory module 5 that are obtained for judging detecting Whether word matches.
The determination methods of this chat robots system based on identification mood of the present invention and the system are fully with current The mature face recognition technology of industry, psychology general knowledge etc., by constantly judging the real meaning of chat person, by vision expression point Analysis, Speech processing, the coordination integrated fusion of expression robot, it is auxiliary using visual information as the kernel of Expression analysis The fusion method of speech intonation intensive analysis is helped, various methods each advantage is made full use of, had both reacted vision Expression analysis As a result, also embody the state of speech emotional, there is this method higher intelligent, so as to adjust chat content so that chat Its person obtains to be experienced close to real chat, so that the sense of reality of chat robots, accuracy be greatly improved.
The foregoing is merely preferred embodiments of the present invention, not thereby limit embodiments of the present invention and protection model Enclose, to those skilled in the art, should can appreciate that all with made by description of the invention and diagramatic content Equivalent substitution and obviously change obtained scheme, should be included in protection scope of the present invention.

Claims (9)

1. a kind of determination methods of the chat robots system based on identification mood, it is characterised in that comprise the following steps:
Step A, establishes Facial expression database, facial characteristics of the storage face under different expressions;
Step B, the digital picture of chat person is periodically collected by image collecting device;
Step C, identifies the face of chat person from the digital picture, counts chat person's facial characteristics;
Step D, according to chat person's facial characteristics, obtains table corresponding with above-mentioned position relationship from the Facial expression database Feelings, the expression as chat person.
2. a kind of determination methods of chat robots system based on identification mood according to claim 1, its feature exist In by the facial characteristics in following field storage face difference expression in the step A:Ethnic group, gender, age.
3. a kind of determination methods of chat robots system based on identification mood according to claim 1, its feature exist In the facial characteristics in the step A in the storage following expression of face:Amimia, happy, sad, anxiety, indignation, sorrow, detest Dislike, is surprised, contempt.
4. a kind of determination methods of chat robots system based on identification mood according to claim 3, its feature exist In the facial characteristics includes:The distance between eyebrow direction, two eyebrows, eyes size, pupil size, two corners of the mouth angles, Face size, upper and lower lip shape, naris diameter.
5. a kind of determination methods of chat robots system based on identification mood according to claim 1, its feature exist In in the step C, further including from the digital picture identification and obtain chat person's headwork, both shoulders action and hand and move Make.
6. a kind of determination methods of chat robots system based on identification mood according to claim 1, its feature exist In the step D includes before:
Step D1, speech reception module constantly detect sound source, and whether detecting has voice signal;
Step D2, extracts the keyword in the voice signal of detecting;
Step D3, the keyword is matched with the unlatching word preserved in memory module;
Step D4, if successful match, sends and wakes up instruction, chat robots enter opening.
7. a kind of determination methods of chat robots system based on identification mood according to claim 1, its feature exist In further comprising the steps of:
Step E, chat theme is obtained according to chat content, and using the language of current chat person and expression as foundation, judges to chat True attitude of the person to current chat theme;
Step F, according to the strategy of true attitude adjustment chat of the obtained chat person to current chat theme:Change chat master Topic, correct robot to the viewpoint for theme of chatting, the diction of adjustment robot.
A kind of 8. chat robots system based on identification mood, it is characterised in that including:
Control module (1), the information sent for receiving other modules, and received described information is given to other as needed Resume module;
Image capture module (8), is electrically connected with the input terminal of the control module (1), for periodically collecting the face of chat person Feature, and facial characteristics is converted into digital picture, it is stored in database;
Photographing module (2), is electrically connected with the input terminal of the control module (1), for identifying the face in face difference expression Feature and chat person's headwork, both shoulders action and hand motion;
Voice output module (3), is electrically connected with the output terminal of the control module (1), for playing corresponding voice;
Display module (4), is electrically connected with the output terminal of the control module (1), for showing phase according to chat person's facial characteristics Corresponding expression.
9. a kind of chat robots system based on identification mood according to claim 8, it is characterised in that further include:
Memory module (5), is connected with the control module (1), for storing the unlatching word of chat robots unlatching;
Speech reception module (6), is connected with the memory module (5) and the control module (1), for detecting voice signal;
Judgment module (7), is connected with the control module (1), for judging to detect obtained keyword and the memory module (5) whether the unlatching word in matches.
CN201711227422.2A 2017-11-29 2017-11-29 A kind of determination methods of chat robots system based on identification mood and the system Pending CN108009490A (en)

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