CN112866487A - Method for judging call state of analog telephone set by using voice recognition technology - Google Patents
Method for judging call state of analog telephone set by using voice recognition technology Download PDFInfo
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- CN112866487A CN112866487A CN202110212947.9A CN202110212947A CN112866487A CN 112866487 A CN112866487 A CN 112866487A CN 202110212947 A CN202110212947 A CN 202110212947A CN 112866487 A CN112866487 A CN 112866487A
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- 238000005516 engineering process Methods 0.000 title claims description 9
- 238000012545 processing Methods 0.000 claims abstract description 27
- 238000012544 monitoring process Methods 0.000 claims abstract description 9
- 230000002452 interceptive effect Effects 0.000 claims abstract description 3
- 230000006399 behavior Effects 0.000 claims description 4
- 238000013467 fragmentation Methods 0.000 claims description 3
- 238000006062 fragmentation reaction Methods 0.000 claims description 3
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/22—Arrangements for supervision, monitoring or testing
- H04M3/2281—Call monitoring, e.g. for law enforcement purposes; Call tracing; Detection or prevention of malicious calls
Abstract
The system is oriented to a traditional analog telephone system, and comprises a call control module, a voice processing module, a call state judgment module, a voice recognition module and a corpus module; the method comprises the steps of combining a calling process, monitoring and continuously acquiring a called side voice stream after calling is initiated by controlling interactive cooperation among modules, submitting the called side voice stream to a voice recognition module for processing by a calling state judgment module to obtain continuous text information, and judging the current calling state of a called side by combining called multi-scene corpus information in a corpus. The invention comprises a call control module, a voice processing module, a call state judging module, a voice recognition module, a corpus module and a main service control flow.
Description
Technical Field
The invention relates to the technical field of internet information and artificial intelligence, in particular to a method for judging the call state of an analog telephone by utilizing a voice recognition technology.
Background
Due to the technical system limitation and the influence of switch differentiation, the conventional analog telephone (conventional fixed telephone) is difficult to normally acquire or completely acquire the conventional call state information such as ringing, answering, no response, unavailable connection, empty number of the called party and the like in the calling process, so that the direct influence is caused on the development of various voice value-added services (such as voice artificial intelligence) depending on the calling state of the conventional analog telephone. For example, in the voice artificial intelligence service based on the traditional analog telephone, because whether the called party answers or not cannot be accurately acquired, the calling side or the platform side cannot judge whether to start the playback or not, and the like, which directly affects the processing of some key service process links.
In recent years, speech recognition technology has become mature and widely used, and the accuracy of speech recognition has reached the commercial level. The voice recognition technology can be utilized to judge the calling state of the called terminal by recognizing the voice of the called terminal and translating the voice into text information, and combining with the conventional conversation behavior and application scenes (such as ' beep ', ' no ', the number called ', and the user can sound ' feed ' after the called is answered, etc.) to judge the calling state of the called terminal and feed the calling state to the calling side or the platform side, thereby facilitating the accurate processing of the key business process related to the voice value-added service based on the traditional analog telephone side.
Disclosure of Invention
The invention provides a method for judging the calling state of an analog telephone by utilizing a voice recognition technology. The system is oriented to a traditional analog telephone system, and comprises a call control module, a voice processing module, a call state judgment module, a voice recognition module and a corpus module; the method comprises the steps of combining a calling process, monitoring and continuously acquiring a called side voice stream after calling is initiated by controlling interactive cooperation among modules, submitting the called side voice stream to a voice recognition module for processing by a calling state judgment module to obtain continuous text information, and judging the current calling state of a called side by combining called multi-scene corpus information in a corpus. The invention comprises a call control module, a voice processing module, a call state judging module, a voice recognition module, a corpus module and a main service control flow.
1. And the call control module is responsible for basic analog telephone call processing processes such as initiating a telephone call, continuing the call, hanging up the call and the like based on the traditional analog telephone.
2. And the voice processing module is responsible for monitoring the audio stream information of the voice channel of the called side. And according to the requirement of the call state judging module, the voice stream information is submitted in a continuous fragmentation/segmentation mode.
3. And the calling state judgment module is responsible for acquiring the voice stream of the called side, continuously submitting the audio stream information according to the requirements of the voice recognition module, acquiring text recognition result information fed back by the voice recognition module, performing integrity processing on the text information and the like to obtain text information corresponding to the original voice stream of the called side, calling the language database module, matching and recognizing the current text, and finally obtaining the state information of the current called call.
4. And the voice recognition module is responsible for receiving the continuous voice stream transmitted by the calling state judgment module, and can locally or call the external voice recognition capability to recognize the voice stream, convert the voice stream into text information and continuously feed the text information back to the calling state judgment module.
5. And the corpus library module is used for constructing corresponding text expected information under various calling states by combining the conventional call behaviors and application scenes. For example, the text "beep", "don't care", the number dialed by you does not exist "," don't care ", the number dialed by you is blank", etc. corresponding to the abnormal state of the called number, the text "don't care", the number dialed by you is in the call state, and the called answering state corresponds to the text "feed", "hello", etc.
6. The main service control process comprises the following steps: 1) the call control module initiates a call aiming at the called number; 2) when calling, the voice processing module starts the monitoring of the voice channel of the called side and the acquisition of the voice stream of the called side; 3) the voice recognition module continuously sends the acquired voice stream of the called side to the calling state judgment module according to the requirement agreed by the calling state judgment module; 4) the calling state judgment module continuously submits the voice stream information of the called side to the voice recognition module according to the requirements of the voice recognition module; 5) the voice recognition module receives the continuous voice stream transmitted by the calling state judgment module, can locally or call external voice recognition capability to recognize the voice stream, converts the voice stream into text information and feeds the text information back to the calling state judgment module continuously; 6) after obtaining the text recognition result information fed back by the voice recognition module, the call state judgment module performs integrity processing and the like on the text information to obtain the text information corresponding to the original voice stream of the called side, and calls the language database module to match and recognize the current text to finally obtain the state information of the current called call.
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Fig. 1 is a block diagram of a method for determining the call state of an analog telephone using voice recognition technology.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, in an embodiment of the present invention, a method for determining a call state of an analog telephone by using a voice recognition technology includes a call control module, a voice processing module, a call state determination module, a voice recognition module, a corpus module, and a main service control process.
1. The call control module (1) is responsible for basic analog telephone call processing procedures such as telephone call initiation, call connection, call hang-up and the like based on the traditional analog telephone.
2. And the voice processing module (2) is responsible for monitoring the audio stream information of the voice channel of the called side. And according to the requirement of the call state judging module, the voice stream information is submitted in a continuous fragmentation/segmentation mode.
3. And the calling state judgment module (3) is responsible for acquiring the voice stream of the called side, continuously submitting the audio stream information according to the requirements of the voice recognition module, acquiring text recognition result information fed back by the voice recognition module, performing integrity processing on the text information and the like to obtain text information corresponding to the original voice stream of the called side, calling the language database module, matching and recognizing the current text, and finally obtaining the state information of the current called call. Corpus-based text matching and recognition may utilize the following methods:
a. the precise matching method comprises the following steps: completely and accurately matching the recognized text information with the corpora in the corpus, and if the matching is correct, extracting the calling state corresponding to the corpus as the state information of the current called call;
b. the inclusion matching method is used for judging whether the text information is contained in a certain corpus of the corpus, and if the text information is contained in the certain corpus, extracting the calling state corresponding to the corpus as the state information of the current called call;
c. and (3) artificial intelligence judgment, namely purifying the recognized text by using a TFIDF model, training the purified text and corpus, judging the similarity of the training result, setting a similarity value (such as 0.7) to be over as that the corpus is successfully matched, and extracting the calling state corresponding to the corpus as the state information of the current called call.
4. And the voice recognition module (4) is responsible for receiving the continuous voice stream transmitted by the calling state judgment module, and can locally or call the external voice recognition capability to recognize the voice stream, convert the voice stream into text information and continuously feed the text information back to the calling state judgment module.
5. And the corpus library module (5) is used for constructing corresponding text expected information under various calling states by combining the normalized call behaviors and application scenes. The corpus structure is as follows (the content can be infinitely expanded according to the actual application scene):
| call status | Corpus |
| Called number does not exist | Dudu, Dudu |
| Called number does not exist | Ticker |
| Called number does not exist | No match, no number called by you exists |
| Called numberCode absence | The number dialed by you is a blank number |
| The called number is shut down | If the number called by you is wrong, the machine is stopped due to arrearage |
| The called party is in the process of communication | In the wrong place, the number dialed by you is in the process of calling, and then the number is dialed later |
6. The main service control process comprises the following steps: 1) the call control module (1) initiates a call aiming at a called number; 2) when calling, the voice processing module (2) starts the monitoring of the voice channel of the called side and the acquisition of the voice stream of the called side; 3) the voice recognition module (2) continuously sends the acquired voice stream of the called side to the calling state judgment module (3) according to the requirement agreed by the calling state judgment module (3); 4) the calling state judgment module (3) continuously submits the voice stream information of the called side to the voice recognition module (4) according to the requirement of the voice recognition module (4); 5) the voice recognition module (4) receives the continuous voice stream transmitted by the calling state judgment module (3), can locally or call external voice recognition capability to recognize the voice stream, converts the voice stream into text information and continuously feeds back the text information to the calling state judgment module (3); 6) after obtaining the text recognition result information fed back by the voice recognition module, the call state judgment module (3) performs integrity processing and the like on the text information to obtain the text information corresponding to the original voice stream of the called side, and invokes the corpus module (5) to match and recognize the current text to finally obtain the state information of the current called call.
Claims (8)
1. A method for judging the calling state of an analog telephone by utilizing the voice recognition technology is characterized in that: the system is oriented to a traditional analog telephone system, and comprises a call control module, a voice processing module, a call state judgment module, a voice recognition module and a corpus module; the method comprises the steps of combining a calling process, monitoring and continuously acquiring a called side voice stream after calling is initiated by controlling interactive cooperation among modules, submitting the called side voice stream to a voice recognition module for processing by a calling state judgment module to obtain continuous text information, and judging the current calling state of a called side by combining called multi-scene corpus information in a corpus.
2. The invention comprises a call control module, a voice processing module, a call state judging module, a voice recognition module, a corpus module and a main service control flow.
3. The method of claim 1, wherein the method comprises the steps of: and the call control module is responsible for basic analog telephone call processing processes such as initiating a telephone call, continuing the call, hanging up the call and the like based on the traditional analog telephone.
4. The method of claim 1, wherein the method comprises the steps of: the voice processing module is responsible for monitoring the audio stream information of the voice channel of the called side; and according to the requirement of the call state judging module, the voice stream information is submitted in a continuous fragmentation/segmentation mode.
5. The method of claim 1, wherein the method comprises the steps of: and the calling state judgment module is responsible for acquiring the voice stream of the called side, continuously submitting the audio stream information according to the requirements of the voice recognition module, acquiring text recognition result information fed back by the voice recognition module, performing integrity processing on the text information and the like to obtain text information corresponding to the original voice stream of the called side, calling the language database module, matching and recognizing the current text, and finally obtaining the state information of the current called call.
6. The method of claim 1, wherein the method comprises the steps of: and the voice recognition module is responsible for receiving the continuous voice stream transmitted by the calling state judgment module, and can locally or call the external voice recognition capability to recognize the voice stream, convert the voice stream into text information and continuously feed the text information back to the calling state judgment module.
7. The method of claim 1, wherein the method comprises the steps of: the corpus library module is used for constructing corresponding text expected information under various calling states by combining the conventional conversation behaviors and application scenes; for example, the text "beep", "don't care", the number dialed by you does not exist "," don't care ", the number dialed by you is blank", etc. corresponding to the abnormal state of the called number, the text "don't care", the number dialed by you is in the call state, and the called answering state corresponds to the text "feed", "hello", etc.
8. The method of claim 1, wherein the method comprises the steps of: the main service control process comprises the following steps: 1) the call control module initiates a call aiming at the called number; 2) when calling, the voice processing module starts the monitoring of the voice channel of the called side and the acquisition of the voice stream of the called side; 3) the voice recognition module continuously sends the acquired voice stream of the called side to the calling state judgment module according to the requirement agreed by the calling state judgment module; 4) the calling state judgment module continuously submits the voice stream information of the called side to the voice recognition module according to the requirements of the voice recognition module; 5) the voice recognition module receives the continuous voice stream transmitted by the calling state judgment module, can locally or call external voice recognition capability to recognize the voice stream, converts the voice stream into text information and feeds the text information back to the calling state judgment module continuously; 6) after obtaining the text recognition result information fed back by the voice recognition module, the call state judgment module performs integrity processing and the like on the text information to obtain the text information corresponding to the original voice stream of the called side, and calls the language database module to match and recognize the current text to finally obtain the state information of the current called call.
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| CN105323744A (en) * | 2014-06-23 | 2016-02-10 | 中兴通讯股份有限公司 | Method and apparatus for call state feedback, and terminal |
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