CN115567639A - Dispatching telephone speed dialing method and system based on voice recognition - Google Patents
Dispatching telephone speed dialing method and system based on voice recognition Download PDFInfo
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- CN115567639A CN115567639A CN202211175990.3A CN202211175990A CN115567639A CN 115567639 A CN115567639 A CN 115567639A CN 202211175990 A CN202211175990 A CN 202211175990A CN 115567639 A CN115567639 A CN 115567639A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/487—Arrangements for providing information services, e.g. recorded voice services or time announcements
- H04M3/493—Interactive information services, e.g. directory enquiries ; Arrangements therefor, e.g. interactive voice response [IVR] systems or voice portals
- H04M3/4936—Speech interaction details
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/487—Arrangements for providing information services, e.g. recorded voice services or time announcements
- H04M3/493—Interactive information services, e.g. directory enquiries ; Arrangements therefor, e.g. interactive voice response [IVR] systems or voice portals
- H04M3/4931—Directory assistance systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/50—Centralised arrangements for answering calls; Centralised arrangements for recording messages for absent or busy subscribers ; Centralised arrangements for recording messages
- H04M3/51—Centralised call answering arrangements requiring operator intervention, e.g. call or contact centers for telemarketing
- H04M3/5133—Operator terminal details
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Abstract
A dispatch telephone speed dialing method and system based on voice recognition relates to a power dispatch dialing method and aims to solve the problems that the existing power dispatch telephone dialing method is complicated and affects the timeliness of dispatching instruction issuing. The invention constructs a voice recognition engine library special for power dispatching, converts the dialing voice input by a dispatcher into text information by utilizing a voice recognition technology, searches and matches a site dispatching address book, judges whether a dialing hot key name corresponding to the text information exists in the site dispatching address book or not, feeds back a matching result, and realizes quick dialing calling by clicking the hot key position by the dispatcher. The beneficial effects are that: the timeliness of dispatching instruction issuing is improved, the workload of a dispatcher is reduced, and the processing efficiency of the power dispatching service is further improved.
Description
Technical Field
The invention relates to a power dispatching dialing method.
Background
At present, each large provincial electric power company builds a perfect dispatching exchange communication network, dispatching telephones of dispatching control centers at all levels, transformer substations, power plants and other mechanisms in provinces are interconnected, dispatching instructions of provincial dispatching and local dispatching can timely and effectively reach each subordinate mechanism, and daily dispatching command requirements are met.
At present, dispatchers in province and local dispatchers generally use a dispatching desk as a special dispatching command terminal, and achieve the purpose of calling other sites by one-key dialing by setting a user hot key on the dispatching desk; in the existing calling system for power dispatching, a user name is arranged on a touch key of a touch screen of a dispatching desk, a user telephone number is input, when a dispatcher needs to call users such as a local telephone user, a mobile phone user, an internal telephone of a local office, a system telephone and the like, the user number and dialing are not required to be checked, the user can be automatically called by only starting and lightly touching the user name on the screen, the calling time is greatly saved, and the workload of the dispatcher is reduced; before issuing the scheduling instruction to the remote site, the dispatcher often needs to seek the called hotkey through loaded down with trivial details manual input mode, and when hotkey quantity was more, the speed of seeking and the degree of accuracy of hotkey are difficult to guarantee, have reduced the timeliness that the scheduling instruction was issued, influence the treatment effeciency of dispatching business and the operation safety of electric wire netting.
Disclosure of Invention
The invention aims to solve the problems that the existing dialing mode of a power dispatching telephone is complicated and the timeliness of dispatching instruction issuing is influenced, and provides a dispatching telephone speed dialing method and system based on voice recognition.
The invention relates to a dispatch telephone speed dialing method based on voice recognition, which comprises the following steps:
step one, constructing a speech recognition engine library;
step two, inputting dialing voice, and recognizing the content of the dialing voice as text information by utilizing a voice recognition technology on the basis of the voice recognition engine library constructed in the step one;
step three, judging whether a dialing hot key name corresponding to the text information identified in the step two exists in the site scheduling address book, if so, flickering the hot key position where the dialing hot key name corresponding to the text information is located, and clicking the hot key position to dial and call by a dispatcher; otherwise, all hot key positions do not blink.
The invention has the beneficial effects that: according to the method and the system, a voice recognition engine library is established, a voice recognition technology is utilized, dialing voice input by a dispatcher is converted into text information, a website dispatching address book is searched and matched, whether a dialing hot key name corresponding to the text information exists in the website dispatching address book or not is judged, a matching result is fed back through flashing, the dispatcher clicks the flashing hot key position to realize quick dialing calling, the timeliness of dispatching instruction issuing is improved, the workload of the dispatcher is reduced, and the processing efficiency of power dispatching services is further improved.
Drawings
Fig. 1 is a flowchart illustrating a dispatch telephone speed dial method based on speech recognition according to an embodiment;
fig. 2 is a flowchart of a dispatch telephone speed dialing method based on speech recognition according to a second embodiment;
fig. 3 is a block diagram of a dispatch telephone speed dial system based on speech recognition according to an eighth embodiment.
Detailed Description
The first specific implementation way is as follows: the embodiment is described with reference to fig. 1, and a dispatch telephone speed dialing method based on voice recognition in the embodiment includes the following steps:
step one, constructing a speech recognition engine library;
step two, inputting dialing voice, and recognizing the content of the dialing voice as text information by utilizing a voice recognition technology on the basis of the voice recognition engine library constructed in the step one;
step three, judging whether a dialing hot key name corresponding to the text information identified in the step two exists in the site scheduling address book, if so, flashing a hot key position where the dialing hot key name corresponding to the text information is located, and clicking the hot key position by a dispatcher to dial and call; otherwise, all hot key positions do not blink.
The second embodiment is as follows: the present embodiment is described with reference to fig. 2, and the present embodiment is further limited to the dispatch telephone speed dialing method based on voice recognition in the first embodiment, in the present embodiment, after all hot key positions do not blink in step three, the speed dialing method further includes the following steps:
step four, after the interval time delta t between the first input of the dialing voice and the first input of the dialing voice, inputting the dialing voice with the same content as the step two, and recognizing the content of the dialing voice as text information by utilizing a voice recognition technology;
step five, judging whether a dialing hot key name corresponding to the text information exists in the site scheduling address book, if so, executing step six; otherwise, all the hot key positions do not flicker, and the dialing fails.
Step six, carrying out proofreading comparison on audio frequency waveforms corresponding to the dialing voice input in the step two and the step four to obtain a comparative correlation result, if the comparative correlation result is greater than a correlation threshold value, taking the text information identified in the step four as an identification result, flashing hot key positions where corresponding dialing hot key names are located, and clicking hot key position dialing calling by a dispatcher; otherwise, all the hot key positions do not flicker, and the dialing fails.
The third concrete implementation mode: in this embodiment, the method for speed dialing of a dispatch telephone based on voice recognition as described in the second embodiment is further limited, in which the dialing voice input in the second step is set as a first voice signal, the dialing voice input in the fourth step is set as a second voice signal, and before the audio waveforms corresponding to the dialing voice input in the second step and the dialing voice input in the fourth step are compared, the method further includes: and identifying the mute parts in the first voice signal and the second voice signal according to the voice amplitude, and removing the mute parts in the first voice signal and the second voice signal.
The fourth concrete implementation mode is as follows: in this embodiment, a specific method for obtaining a corresponding audio waveform from the dialing voice input in step two or step four in step six is as follows: and framing the first voice signal and the second voice signal into blocks according to a certain time window, acquiring an amplitude value of each block, and respectively obtaining audio waveforms of the first voice signal and the second voice signal according to the amplitude value of each block.
The fifth concrete implementation mode: in this embodiment, a specific method for performing a calibration comparison on an audio waveform corresponding to the dialing voice input in the step two and the step four in the step six is as follows: performing fast Fourier transform on each block of each dial voice to respectively obtain a first fast Fourier transform result FFT 1 And second Fourier transform result FFT 2 Setting a correlation threshold, calculating a first Fast Fourier Transform (FFT) result 1 And second Fourier transform result FFT 2 When the correlation results of all blocks corresponding to the first voice signal and the second voice signal are greater than the correlation threshold value, the first voice signal is strongly correlated with the second voice signal, after the first voice signal, namely the dialing voice input in the step two, is subjected to voice recognition, the recognition fault is judged, and the second voice signal, namely the text information recognized after the dialing voice input in the step four is subjected to voice recognition, is used as the recognition result.
In the embodiment, the second voice signal, namely the dialing voice input in the step four, is used as the recognition result, and the recognized text information is used as the recognition result after the voice recognition, so that the safety and reliability of the quick dialing of the dispatching telephone are guaranteed, the result that the dispatcher mistakenly thinks that the site communication hot key does not exist and manually searches for the site communication hot key, which wastes time and labor, can be avoided, and the timeliness of dispatching instruction issuing is further improved.
The sixth specific implementation mode: in this embodiment, the method for speed dialing of dispatch telephone based on speech recognition is further defined as the first embodiment, and in this embodiment, the step of constructing the speech recognition engine library in the first step includes: power scheduling proper nouns, scheduling site names, and geographic names.
The seventh embodiment: in this embodiment, the speech recognition engine library constructed in the step one is changed along with the change of the scale of the power dispatching private network, the dispatching station is changed, and the speech recognition engine library is dynamically updated.
In the embodiment, a public cloud mode is adopted for access, a large number of users are accessed, and continuous training and optimization can be realized; for the power dispatching private network, due to the requirements of confidentiality, safety and the like of the network, a mode of accessing a public cloud cannot be adopted. Therefore, in the embodiment, the speech recognition engine library is constructed based on the interconnection relationship among the scheduling sites in the power scheduling private network, and includes the names of the scheduling sites in addition to the power scheduling proper terms such as "province scheduling", "local scheduling", "variation", and the like, and adds various geographical names in provinces to construct the power scheduling proper term engine library, so as to improve the recognition rate during voice dialing input and achieve the purpose of rapid and accurate recognition.
The specific implementation mode is eight: the present embodiment is described with reference to fig. 3, and the dispatch telephone speed dialing system based on voice recognition in the present embodiment includes:
the speech recognition engine library construction module is used for constructing a speech recognition engine library;
the voice recognition module is used for recognizing the content of the dialing voice into text information by utilizing a voice recognition technology on the basis of the voice recognition engine library;
the hot key searching and matching module is used for judging whether a dialing hot key name corresponding to the text information exists in the site scheduling address book or not;
the search result matching display module is used for flashing and displaying the hot key position where the dialing hot key name corresponding to the text information is located when the dialing hot key name corresponding to the text information exists in the site scheduling address book; when the dialing hot key name corresponding to the text information does not exist in the site scheduling address book, all the hot key positions do not flicker;
and the call control module is used for the dispatcher to click the hot key position to dial the call when the hot key position is in flashing display.
The specific implementation method nine: the present embodiment is further limited to the dispatch telephone speed dialing system based on voice recognition described in the eighth embodiment, and in this embodiment, the dialing system further includes a voice input interface, wherein the voice input interface, the hot key search matching module, the search result matching display module and the call control module together form a dispatch terminal, the voice recognition engine library construction module and the voice recognition module form a dispatch service platform, an IP connection mode is adopted between the voice input interface of the dispatch terminal and the voice recognition module of the dispatch service platform, and an IP connection mode is adopted between the voice recognition module of the dispatch service platform and the hot key search matching module of the dispatch terminal.
In the embodiment, the IP connection mode ensures that the dialing voice content can be accurately and quickly transmitted to the voice recognition module.
The detailed implementation mode is ten: the embodiment is further limited to the dispatch telephone speed dialing system based on voice recognition described in the ninth embodiment, and in the embodiment, the dialing system further includes a collation comparison module, the collation comparison module is arranged in the dispatch service platform, collation comparison is performed between an audio waveform corresponding to the first input dialing voice and an audio waveform corresponding to the second input dialing voice, if a correlation result of the comparison is greater than a correlation threshold value, text information recognized by the second input dialing voice is used as a recognition result, a hot key position where a corresponding dialing hot key name is located flickers, and a dispatcher clicks a hot key position for dialing call; otherwise, all the hot key positions do not flicker, and the dialing fails.
In this embodiment, when the comparison module compares the audio waveform corresponding to the first input dialing voice with the audio waveform corresponding to the second input dialing voice, the comparison module performs fast fourier transform on each block of each dialing voice to obtain first fast fourier transform results FFT 1 And second Fourier transform result FFT 2 Setting a correlation threshold, calculating a first Fast Fourier Transform (FFT) result 1 And second Fourier transform result FFT 2 When the correlation results of all blocks corresponding to the first voice signal and the second voice signal are greater than the correlation threshold value, the first voice signal is strongly correlated with the second voice signal, after the first voice signal, namely the dialing voice input in the step two, is subjected to voice recognition, the recognition fault is judged, and the second voice signal, namely the text information recognized after the dialing voice input in the step four is subjected to voice recognition, is used as the recognition result.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A dispatch telephone speed dialing method based on voice recognition is characterized by comprising the following steps:
step one, constructing a speech recognition engine library;
step two, inputting dialing voice, and recognizing the content of the dialing voice as text information by utilizing a voice recognition technology on the basis of the voice recognition engine library constructed in the step one;
step three, judging whether a dialing hot key name corresponding to the text information identified in the step two exists in the site scheduling address book, if so, flickering the hot key position where the dialing hot key name corresponding to the text information is located, and clicking the hot key position to dial and call by a dispatcher; otherwise, all hotkey positions do not blink.
2. The method as claimed in claim 1, wherein after all hot key positions do not blink in step three, the method further comprises the following steps:
step four, after the interval time delta t between the first input of the dialing voice and the first input of the dialing voice, inputting the dialing voice with the same content as the step two, and recognizing the content of the dialing voice as text information by utilizing a voice recognition technology;
step five, judging whether a dialing hot key name corresponding to the text information exists in the site scheduling address book, if so, executing step six; otherwise, all the hot key positions do not flicker, and the dialing fails.
Step six, carrying out proofreading comparison on the audio frequency waveform corresponding to the dialing voice input in the step two and the step four to obtain a comparison correlation result, if the comparison correlation result is greater than a correlation threshold value, taking the text information identified in the step four as an identification result, flashing the hot key position where the corresponding dialing hot key name is located, and clicking the hot key position to dial the call by a dispatcher; otherwise, all the hot key positions do not flicker, and the dialing fails.
3. The method as claimed in claim 2, wherein the step two input dialing voice is set as the first voice signal, the step four input dialing voice is set as the second voice signal, and before the step two and the step four input dialing voice are compared, the method further comprises: and identifying the mute parts in the first voice signal and the second voice signal according to the voice amplitude, and removing the mute parts in the first voice signal and the second voice signal.
4. The method as claimed in claim 3, wherein the specific method for obtaining the corresponding audio waveform from the dialing voice input in step two or step four in step six is as follows: and framing the first voice signal and the second voice signal into blocks according to a certain time window respectively, acquiring an amplitude value of each block, and obtaining audio waveforms of the first voice signal and the second voice signal respectively according to the amplitude value of each block.
5. The method as claimed in claim 3, wherein the specific method for comparing the audio waveforms corresponding to the dialing voices input in the second and fourth steps in the sixth step is as follows: performing fast Fourier transform on each block of each dial voice to respectively obtain a first fast Fourier transform result FFT 1 And second Fourier transform result FFT 2 Setting a correlation threshold, calculating a first Fast Fourier Transform (FFT) result 1 And second Fourier transform result FFT 2 When the correlation results of all blocks corresponding to the first voice signal and the second voice signal are greater than the correlation threshold value, the first voice signal is strongly correlated with the second voice signal, after the first voice signal, namely the dialing voice input in the step two, is subjected to voice recognition, the recognition fault is judged, and the second voice signal, namely the text information recognized after the dialing voice input in the step four is subjected to voice recognition, is used as the recognition result.
6. The method as claimed in claim 1, wherein the step of constructing a speech recognition engine library comprises: power scheduling proper nouns, scheduling site names, and geographic names.
7. The method as claimed in claim 3, wherein the speech recognition engine library constructed in step one is dynamically updated as the scheduled site changes with the change of the size of the power scheduling private network.
8. A dispatch telephone speed dial system based on speech recognition, the system comprising:
the speech recognition engine library construction module is used for constructing a speech recognition engine library;
the voice recognition module is used for recognizing the dialing voice content into text information by utilizing a voice recognition technology on the basis of the voice recognition engine library;
the hot key searching and matching module is used for judging whether a dialing hot key name corresponding to the text information exists in the site scheduling address book or not;
the search result matching display module is used for displaying the hot key position where the dialing hot key name corresponding to the text information is located in a flashing manner when the dialing hot key name corresponding to the text information exists in the site scheduling address book; when the dialing hot key name corresponding to the text information does not exist in the site scheduling address book, all the hot key positions do not flicker;
and the call control module is used for the dispatcher to click the hot key position to dial the call when the hot key position is in flashing display.
9. The system of claim 8, further comprising a voice input interface, wherein the voice input interface, the hot key search matching module, the search result matching display module, and the call control module together form a dispatch terminal, the voice recognition engine library construction module and the voice recognition module form a dispatch service platform, the voice input interface of the dispatch terminal and the voice recognition module of the dispatch service platform are connected via an IP connection, and the voice recognition module of the dispatch service platform and the hot key search matching module of the dispatch terminal are connected via an IP connection.
10. The system according to claim 9, wherein the system further comprises a collation comparison module, the collation comparison module is disposed in the service platform, the collation comparison module collates and compares the audio waveform corresponding to the first input dialing voice with the audio waveform corresponding to the second input dialing voice, if the correlation result of the comparison is greater than the correlation threshold, the text information recognized by the second input dialing voice is used as the recognition result, the hot key position where the corresponding hot key name is located flickers, and the dispatcher clicks the hot key position for dialing call; otherwise, all the hot key positions do not flicker, and the dialing fails.
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| CN202211175990.3A CN115567639A (en) | 2022-09-26 | 2022-09-26 | Dispatching telephone speed dialing method and system based on voice recognition |
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| CN202211175990.3A CN115567639A (en) | 2022-09-26 | 2022-09-26 | Dispatching telephone speed dialing method and system based on voice recognition |
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