CN108255798A - A kind of input method and its device of La Taihe forms formula - Google Patents
A kind of input method and its device of La Taihe forms formula Download PDFInfo
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- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L15/00—Speech recognition
- G10L15/02—Feature extraction for speech recognition; Selection of recognition unit
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
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Abstract
The embodiment of the present application offer a kind of input method and its device of La Taihe forms formula, the method, including：The voice of the input rule input according to default dictionary is obtained, and carries out speech recognition and obtains the corresponding sentence of input voice；The sentence is split as word by the word's kinds in the default dictionary, and judges the type of the word；Type according to the word carries out corresponding operating, obtains corresponding formula in the input voice.The embodiment of the present application can utilize voice to realize the input of La Taihe form formula, reduce the time that teacher is manually operated, improve the efficiency of Formula Input Technology.
Description
Technical field
The application belongs to electronic instruction technical field, and in particular to a kind of input method and its dress of La Taihe forms formula
It puts.
Background technology
LaTeX (LATEX, transliteration " La Taihe ") is a kind of composing system based on Τ Ε Χ, by american computer scholar
Lesley Lambert (Leslie Lamport) is developed in phase early 1980s, using this form, even if user
There is no the knowledge of typesetting and programming that can also give full play to the power provided by TeX, it can be at several days or even several small
When it is interior generation much have books quality printed matters.Show particularly for the complicated table of generation and mathematical formulae, this point
It is prominent.Therefore it is highly suitable for generating the science and technology of high printing quality and Mathematics document.This system is equally applicable to generate
The document of every other type from simple mail to completed books.
At present in education sector, teacher when using computer manufacture topic or handout, generally use word or
Latex systems input formula.No matter which kind of input mode, be required to teacher and inputted with hand in keyboard or handwriting pad, this
Kind mode is not only time-consuming and laborious, and more inconvenient for the individuals with disabilities for lacking hand function.
It, can be by the sound automatic conversion of people using equipment such as computer and microphones with the development of speech recognition technology
Into corresponding letter symbol.Phonetic entry, which compares, to be manually entered, more flexible and convenient.
Therefore, the technical issues of how realizing La Taihe Formula Input Technologies using voice, become urgent need to resolve in the prior art.
Invention content
One of the technical issues of the embodiment of the present application solves be to provide a kind of input method of La Taihe forms formula and
Its device can utilize voice to realize the input of La Taihe form formula, reduce the time of teacher's manual operation, improve public affairs
The efficiency of formula input.
The embodiment of the present application provides a kind of input method of La Taihe forms formula, including：
The voice of the input rule input according to default dictionary is obtained, and it is corresponding to carry out speech recognition acquisition input voice
Sentence；
The sentence is split as word by the word's kinds in the default dictionary, and judges the class of the word
Type；
Type according to the word carries out corresponding operating, obtains corresponding formula in the input voice.
In the application specific embodiment, the input rule of the default dictionary includes：It is opened in formula or part formula
Begin to add in introducer and terminate to add in closing in formula or part formula.
In the application specific embodiment, the word's kinds in the default dictionary include：Introducer, closing and general
Logical word.
In the application specific embodiment, the type according to the word carries out corresponding operating, obtains the input
Corresponding formula includes in voice：
If the word is introducer, then the node of a tree is created, the guiding is exported according to predetermined symbol table
The corresponding symbol of word；If the word is generic word, then the corresponding symbol of generic word is sequentially output under the newly-built node；Such as
The word is closing, then exports the corresponding symbol of the closing according to predetermined symbol table, and present node is returned to
Its father node；
Tree is established according to the corresponding symbol of words whole in formula, obtains corresponding formula in the input voice
And it is exported.
In the application specific embodiment, such as word is closing, then end of output word corresponds to symbol, and will
Present node returns to its father node and further includes：
Such as the closing that the word is formula, then terminate the identification of formula.
In the application specific embodiment, the predetermined symbol table store the introducer, generic word and closing according to
The corresponding La Taihe symbols that La Taihe specifications obtain.
In the application specific embodiment, such as word is introducer, then creates the node of a tree, root
The corresponding symbol of the introducer is exported according to predetermined symbol table；As the word be generic word, then under the newly-built node according to
It is secondary to export the corresponding symbol of generic word；If the word is closing, then exporting the closing according to predetermined symbol table corresponds to
Symbol, and present node is returned into its father node and is further included：
If the word is not introducer, generic word and closing, it is sequentially output under the newly-built node described
Word.
The corresponding above method, the application provide a kind of input unit of La Taihe forms formula, including：
Sound identification module for obtaining the voice of the input rule input according to default dictionary, and carries out speech recognition
Obtain the corresponding sentence of input voice；
The sentence is split as word by type judging module for the word's kinds in the default dictionary, and
Judge the type of the word；
Formula obtains module, and for carrying out corresponding operating according to the type of the word, it is right in the input voice to obtain
The formula answered.
In the application specific embodiment, the input rule of the default dictionary includes：It is opened in formula or part formula
Begin to add in introducer and terminate to add in closing in formula or part formula.
In the application specific embodiment, the word's kinds in the default dictionary include：Introducer, closing and general
Logical word.
In the application specific embodiment, the formula obtains module and includes：
Classification obtaining unit is introducer for such as described word, then the node of a tree is created, according to default symbol
Number table exports the corresponding symbol of the introducer；If the word is generic word, then it is sequentially output under the newly-built node general
The corresponding symbol of logical word；If the word is closing, then the corresponding symbol of the closing is exported according to predetermined symbol table, and
Present node is returned into its father node；
Character combining unit for establishing tree according to the corresponding symbol of words whole in formula, obtains described defeated
Enter corresponding formula in voice and exported.
In the application specific embodiment, such as word is closing, then end of output word corresponds to symbol, and will
Present node returns to its father node and further includes：
Such as the closing that the word is formula, then terminate the identification of formula.
In the application specific embodiment, the predetermined symbol table store the introducer, generic word and closing according to
The corresponding La Taihe symbols that La Taihe specifications obtain.
In the application specific embodiment, if it is not introducer, general that the classification obtaining unit, which is additionally operable to the word,
Logical word and closing, then be sequentially output the word under the newly-built node.
It can be seen from the above, the embodiment of the present application obtains the voice of the input rule input according to default dictionary, and carry out language
Sound identification obtains the corresponding sentence of input voice.So as to which the sentence is split as by the word's kinds in the default dictionary
Word, and judge the type of the word.Type according to the word carries out corresponding operating, and it is right in the input voice to obtain
The formula answered.Therefore, the embodiment of the present application can utilize voice to realize the input of La Taihe form formula, reduce teacher and grasp manually
The time of work improves the efficiency of Formula Input Technology.
Description of the drawings
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or it will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments described in application, for those of ordinary skill in the art, can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of one embodiment flow chart of input method for La Taihe forms formula that the application provides；
Fig. 2 be the application provide a kind of La Taihe forms formula input method in mono- embodiment flow charts of step S3；
Fig. 3 be the application provide a kind of La Taihe forms formula input method in another embodiment flow charts of step S3
Fig. 4 is a kind of one example structure figure of input unit for La Taihe forms formula that the application provides；
Fig. 5 be the application provide a kind of La Taihe forms formula input unit in formula obtain one embodiment knot of module
Composition；
Fig. 6 is the hardware architecture diagram of the electronic equipment of the input method for the La Taihe form formula that the application provides；
Fig. 7 is the flow chart of one application scenarios of input method for the La Taihe form formula that the application provides.
Specific embodiment
The embodiment of the present application obtains the voice of the input rule input according to default dictionary, and it is defeated to carry out speech recognition acquisition
Enter the corresponding sentence of voice.So as to which the sentence is split as word, and judge by the word's kinds in the default dictionary
The type of the word.Type according to the word carries out corresponding operating, obtains corresponding formula in the input voice.Cause
This, the embodiment of the present application can utilize voice to realize the input of La Taihe form formula, reduce the time of teacher's manual operation, carry
The high efficiency of Formula Input Technology.
Although the application can have many various forms of embodiments, in the accompanying drawings display and will herein in detail
The specific embodiment of description, it should be appreciated that the disclosure of this embodiment should be considered as the example of principle, and be not intended to this Shen
It please be limited to the specific embodiment being shown and described.In the following description, identical label shows for describing the several of attached drawing
Identical, similar or corresponding part in figure.
As used herein, "one" or " one kind " of term are defined as one (kind) or more than one (kind).As herein
It is used, term " multiple " is defined as two or more than two.As used herein, term " other " is defined as at least again
It is one or more.As used herein, term "comprising" and/or " having " are defined to include (that is, open language).Such as
Used herein, term " coupling " is defined as connecting, but is not necessarily to be directly connected to, and is not necessarily mechanically to connect.
As used herein, term " program " or " computer program " or similar terms are defined as designed on the computer systems
The instruction sequence of execution." program " or " computer program " may include subprogram, function, process, object method, object implementatio8,
Executable application, applet, servlet, source code, object code, shared library/dynamic load library and/or design are used
In the other instruction sequences performed on the computer systems.
Table is referred to " one embodiment ", " some embodiments ", " embodiment " or similar terms in entire this document
Show that a particular feature, structure, or characteristic described in conjunction with the embodiments is included at least one embodiment of the invention.Therefore, exist
The appearance of this word in the various places of entire this specification need not all represent identical embodiment.It is in addition, described specific
Feature, structure or characteristic can combine in any suitable manner in one or more embodiments without limitation.
As used herein, term "or" should be construed as inclusive or represent any one or any group
It closes.Therefore, " A, B or C " expression " following any one：A；B；C；A and B；A and C；B and C；A, B and C ".Only when element,
When function, step or the combination of action inherently mutually exclusive in some way, it will the exception of this definition occurs.
In order to which those skilled in the art is made to more fully understand the technical solution in the application, below in conjunction with the embodiment of the present application
In attached drawing, the technical solution in the embodiment of the present application is clearly and completely described, it is clear that described embodiment is only
It is some embodiments of the present application, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people
Member's all other embodiments obtained should all belong to the range of the application protection.
Further illustrate that the application implements with reference to illustrations.
Referring to Fig. 1, one embodiment of the application provides a kind of input method of La Taihe forms formula, including：
S1, the voice inputted according to the input rule of default dictionary is obtained, and carries out speech recognition and obtain input voice pair
The sentence answered.
The input rule of the default dictionary includes：Introducer is initially added into formula or part formula and in public affairs
Formula or part formula terminate to add in closing.
In the embodiment of the present application, user carries out phonetic entry, user speech input by equipment such as computer and microphones
It is easy to cause ambiguity, such as user speech input " x subtract 5 divided by 2 ", then just corresponding two kinds of situations.The first situation：x-5÷
2；And the second situation：(x-5)÷2.
Ambiguity caused by order to eliminate user speech input, the embodiment of the present application are inputted according to the input rule of default dictionary
Voice, such as above-mentioned formula phonetic entry " formula start x deduction numbers start 5 divided by 2 scores and terminate formula terminate ".
Wherein, " score starts " is to represent the introducer that part formula starts, and " score terminates " is represents part formula knot
The closing of beam.
The embodiment of the present application will not be generated by adding in introducer and closing, the formula of phonetic entry in phonetic entry
Ambiguity, the true intention expressed by phonetic entry are：x-(5÷2).
Specifically, dictionary described in the embodiment of the present application includes：" formula starts ", " formula terminates ", " are divided at " score starts "
Number terminates ", " molecule starts ", " molecule terminates ", " denominator starts ", introducers, closing and the generic word such as " denominator terminates ".
User can also edit dictionary content as needed, including：" summation starts ", " summation terminates ", " difference starts ", " difference knot
Beam " etc..Introducer is used for the beginning of representation formula or part formula；Closing is used for the knot of representation formula or part formula
Beam；Other letter, number, symbols etc. are generic word in formula other than introducer, closing.
The sentence is split as word, and judges the word by S2, the word's kinds in the default dictionary
Type.
Specifically, the word's kinds in the default dictionary include：Introducer, closing and generic word.Default dictionary
In introducer, word other than closing be generic word.
For example, sentence is " formula starts x and start molecule equal to score to start x 2 molecules is added to terminate denominator to start 5 denominator knots
Beam score terminates formula and terminates ", then sentence is split as：" formula starts, and x is equal to, and score starts, and molecule starts, and x adds 2,
Molecule terminates, and denominator starts, and 5, denominator terminates, and score terminates, and formula terminates ", it is finally public affairs by the writing of La Taihe formula
Formula X=(X+2)/5.
S3, the type according to the word carry out corresponding operating, obtain corresponding La Taihe formula in the input voice.
The embodiment of the present application successively judges each word, judges whether it is introducer, generic word, end
Word.If certain a kind of word, then operated accordingly.So as to represent the formula, and obtain institute by establishing a tree
State the output of corresponding formula in input voice.
In the application one in the specific implementation, referring to Fig. 2, the step S3 includes：
S31, such as described word are introducer, then create the node of a tree, according to the output of predetermined symbol table
The corresponding symbol of introducer；If the word is generic word, then the corresponding symbol of generic word is sequentially output under the newly-built node
Number；If the word is closing, then the corresponding symbol of the closing is exported according to predetermined symbol table, and present node is moved back
Return to its father node.
Specifically, the preset symbol table stores each introducer, closing, the corresponding La Taihe symbols of generic word,
This correspondence is obtained according to La Taihe specifications.Such as " formula starts " correspondence " $ " symbol, " score starts " correspondence "
Frac " symbols, etc..
S32, tree is established according to the corresponding symbol of words whole in formula, obtained corresponding in the input voice
La Taihe formula are simultaneously exported.
Referring to Fig. 3, in the step S31 as the word be closing, then end of output word correspond to symbol, and ought
Front nodal point returns to its father node and further includes：
Such as the closing that the word is formula, then terminate the identification of formula.
In the application one in the specific implementation, the step S31 is further included：
If the word is not introducer, generic word and closing, it is sequentially output under the newly-built node described
Word.
For example, the word is word, then directly the word is sequentially output under the newly-built node.
The corresponding above method, referring to Fig. 4, one embodiment of the application provides a kind of input unit of La Taihe forms formula,
Including：
Sound identification module 41 for obtaining the voice of the input rule input according to default dictionary, and carries out voice knowledge
The corresponding sentence of voice Huo get not inputted.
The sentence is split as word by type judging module 42 for the word's kinds in the default dictionary,
And judge the type of the word.
Formula obtains module 43, for carrying out corresponding operating according to the type of the word, obtains in the input voice
Corresponding La Taihe formula.
The input rule of the default dictionary includes：Introducer is initially added into formula or part formula and in public affairs
Formula or part formula terminate to add in closing.
In the embodiment of the present application, user carries out phonetic entry, user speech input by equipment such as computer and microphones
It is easy to cause ambiguity, such as user speech input " x subtract 5 divided by 2 ", then just corresponding two kinds of situations.The first situation：x-5÷
2；And the second situation：(x-5)÷2.
Ambiguity caused by order to eliminate user speech input, the embodiment of the present application are inputted according to the input rule of default dictionary
Voice, such as above-mentioned formula phonetic entry " formula start x deduction numbers start 5 divided by 2 scores and terminate formula terminate ".
Wherein, " score starts " is to represent the introducer that part formula starts, and " score terminates " is represents part formula knot
The closing of beam.
The embodiment of the present application will not be generated by adding in introducer and closing, the formula of phonetic entry in phonetic entry
Ambiguity, the true intention expressed by phonetic entry are：x-(5÷2).
Specifically, dictionary described in the embodiment of the present application includes：" formula starts ", " formula terminates ", " are divided at " score starts "
Number terminates ", " molecule starts ", " molecule terminates ", " denominator starts ", introducers, closing and the generic word such as " denominator terminates ".
User can also edit dictionary content as needed, including：" summation starts ", " summation terminates ", " difference starts ", " difference knot
Beam " etc..Introducer is used for the beginning of representation formula or part formula；Closing is used for the knot of representation formula or part formula
Beam；Other letter, number, symbols etc. are generic word in formula other than introducer, closing.
Specifically, the word's kinds in the default dictionary include：Introducer, closing and generic word.Default dictionary
In introducer, word other than closing be generic word.
For example, sentence is " formula starts x and start molecule equal to score to start x 2 molecules is added to terminate denominator to start 5 denominator knots
Beam score terminates formula and terminates ", then sentence is split as：" formula starts, and x is equal to, and score starts, and molecule starts, and x adds 2,
Molecule terminates, and denominator starts, and 5, denominator terminates, and score terminates, and formula terminates ", as formula X=(X+2)/5.
The embodiment of the present application successively judges each word, judges whether it is introducer, generic word, end
Word.If certain a kind of word, then operated accordingly.So as to establish a tree, to represent the formula, and obtain institute
State the output of corresponding formula in input voice.
In the application one in the specific implementation, referring to Fig. 5, the formula obtains module 43 and includes：
Classification obtaining unit 431 is introducer for such as described word, then the node of a tree is created, according to pre-
If symbol table exports the corresponding symbol of the introducer；It is if the word is generic word, then defeated successively under the newly-built node
Go out the corresponding symbol of generic word；If the word is closing, then the corresponding symbol of the closing is exported according to predetermined symbol table
Number, and present node is returned into its father node.
Character combining unit 432, for establishing tree according to the corresponding symbol of words whole in formula, described in acquisition
It inputs corresponding La Taihe formula in voice and is exported.
Specifically, the preset symbol table stores each introducer, closing, the corresponding La Taihe symbols of generic word,
This correspondence is obtained according to La Taihe specifications.Such as " formula starts " correspondence " $ " symbol, " score starts " correspondence "
Frac " symbols, etc..
It is described classification obtaining unit 431 in as the word be closing, then end of output word correspond to symbol, and ought
Front nodal point returns to its father node and further includes：
Such as the closing that the word is formula, then terminate the identification of formula.
If in the application one in the specific implementation, it is described classification obtaining unit 431 be additionally operable to the word for introducer,
Generic word and closing are then sequentially output the word under the newly-built node.
For example, the word is word, then directly the word is sequentially output under the newly-built node.
Fig. 6 is the hardware architecture diagram of the electronic equipment of the input method of the application La Taihe form formula.According to Fig. 6
Shown, which includes：
One or more processors 610 and memory 620, in Fig. 6 by taking a processor 610 as an example.
The equipment of the input method of La Taihe form formula can also include：Input unit 630 and output device 630.
Processor 610, memory 620, input unit 630 and output device 630 can pass through bus or other modes
It connects, in Fig. 6 for being connected by bus.
Memory 620 is used as a kind of non-volatile computer readable storage medium storing program for executing, available for storing non-volatile software journey
Sequence, non-volatile computer executable program and module, such as the input side of the La Taihe form formula in the embodiment of the present application
Corresponding program instruction/the module of method is (for example, attached sound identification module shown in Fig. 4 41, type judging module 42, formula obtain
Module 43).Processor 610 is stored in non-volatile software program, instruction and module in memory 620 by operation, from
And various function application and the data processing of execute server, that is, realize the defeated of above method embodiment La Taihe form formula
Enter method.
Memory 620 can include storing program area and storage data field, wherein, storing program area can store operation system
System, the required application program of at least one function；Storage data field can store the input unit according to La Taihe form formula
Use created data etc..In addition, memory 620 can include high-speed random access memory 620, can also include non-
Volatile memory 620, for example, at least a magnetic disk storage 620, flush memory device or other non-volatile solid state memories
620.In some embodiments, memory 620 is optional including relative to the remotely located memory 620 of processor 610, these
Remote memory 620 can pass through network connection to audio mode selector.The example of above-mentioned network is including but not limited to mutual
Networking, intranet, LAN, mobile radio communication and combinations thereof.
Input unit 630 can receive the number of input or character information and generate and the inputs of La Taihe form formula
The key signals that the user setting and function control of device are related input.Output device 630 may include the equipment such as loud speaker.
One or more of modules are stored in the memory 620, when by one or more of processors
During 610 execution, the input method of the La Taihe form formula in above-mentioned any means embodiment is performed.
The said goods can perform the method that the embodiment of the present application is provided, and has the corresponding function module of execution method and has
Beneficial effect.The not technical detail of detailed description in the present embodiment, reference can be made to the method that the embodiment of the present application is provided.
The electronic equipment of the embodiment of the present application exists in a variety of forms, including but not limited to:
(1) mobile communication equipment:The characteristics of this kind equipment is that have mobile communication function, and to provide speech, data
It communicates as main target.This Terminal Type includes:Smart mobile phone (such as iPhone), multimedia handset, functional mobile phone and low
Hold mobile phone etc..
(2) super mobile personal computer equipment:This kind equipment belongs to the scope of personal computer, there is calculating and processing work(
Can, generally also have mobile Internet access characteristic.This Terminal Type includes:PDA, MID and UMPC equipment etc., such as iPad.
(3) portable entertainment device:This kind equipment can show and play multimedia content.The kind equipment includes:Audio,
Video player (such as iPod), handheld device, e-book and intelligent toy and portable car-mounted navigation equipment.
(4) server:The equipment for providing the service of calculating, the composition of server are total including processor, hard disk, memory, system
Line etc., server is similar with general computer architecture, but due to needing to provide highly reliable service, in processing energy
Power, stability, reliability, safety, scalability, manageability etc. are more demanding.
(6) other have the function of the electronic device of data interaction.
The application is further described below by one concrete application scene of the application to realize.
Referring to Fig. 7, the input method of the La Taihe forms formula includes：
71st, user carries out phonetic entry according to the input rule of default dictionary.
The input rule of the default dictionary includes：Introducer is initially added into formula or part formula and in public affairs
Formula or part formula terminate to add in closing.
In the embodiment of the present application, user carries out phonetic entry, user speech input by equipment such as computer and microphones
It is easy to cause ambiguity, such as user speech input " x subtract 5 divided by 2 ", then just corresponding two kinds of situations.The first situation：x-5÷
2；And the second situation：(x-5)÷2.
Ambiguity caused by order to eliminate user speech input, the embodiment of the present application are inputted according to the input rule of default dictionary
Voice, such as above-mentioned formula phonetic entry " formula start x deduction numbers start 5 divided by 2 scores and terminate formula terminate ".
Wherein, " score starts " is to represent the introducer that part formula starts, and " score terminates " is represents part formula knot
The closing of beam.
The embodiment of the present application will not be generated by adding in introducer and closing, the formula of phonetic entry in phonetic entry
Ambiguity, the true intention expressed by phonetic entry are：x-(5÷2).
Specifically, dictionary described in the embodiment of the present application includes：" formula starts ", " formula terminates ", " are divided at " score starts "
Number terminates ", " molecule starts ", " molecule terminates ", " denominator starts ", introducers, closing and the generic word such as " denominator terminates ".
User can also edit dictionary content as needed, including：" summation starts ", " summation terminates ", " difference starts ", " difference knot
Beam " etc..Introducer is used for the beginning of representation formula or part formula；Closing is used for the knot of representation formula or part formula
Beam；Other letter, number, symbols etc. are generic word in formula other than introducer, closing.
The sentence is split as word by the 72nd, word's kinds in the default dictionary.
Specifically, the word's kinds in the default dictionary include：Introducer, closing and generic word.Default dictionary
In introducer, word other than closing be generic word.
For example, sentence is " formula starts x and start molecule equal to score to start x 2 molecules is added to terminate denominator to start 5 denominator knots
Beam score terminates formula and terminates ", then sentence is split as：" formula starts, and x is equal to, and score starts, and molecule starts, and x adds 2,
Molecule terminates, and denominator starts, and 5, denominator terminates, and score terminates, and formula terminates ", it is finally public affairs by the writing of La Taihe formula
Formula X=(X+2)/5.
73rd, judge the type of the word.
The embodiment of the present application successively judges each word, judges whether it is introducer, generic word, end
Word.
74th, such as described word is introducer, then creates the node of a tree, is drawn according to the output of predetermined symbol table
The corresponding symbol of introductory word.
75th, such as described word is generic word, then the corresponding symbol of generic word is sequentially output under the newly-built node.
77th, such as described word is closing, then exports the corresponding symbol of the closing according to predetermined symbol table, and ought
Front nodal point returns to its father node.
Specifically, the preset symbol table stores each introducer, closing, the corresponding La Taihe symbols of generic word,
This correspondence is obtained according to La Taihe specifications.Such as " formula starts " correspondence " $ " symbol, " score starts " correspondence "
Frac " symbols, etc..
77th, judge whether the closing that the closing is formula.
78th, if so, then terminating the identification of formula, otherwise, return to step 73.
For example, formula X=(X+2)/5, input sentence is " formula starts x and equal to score starts molecule and start x to add 2 molecules
Terminate denominator and start 5 denominators to terminate score and terminate formula to terminate ", sentence is split as：" formula starts, and x is equal to, and score starts,
Molecule starts, and x adds 2, and molecule terminates, and denominator starts, and 5, denominator terminates, and score terminates, and formula terminates ".
In this example embodiment, the symbol table used is：
Formula starts：$
Formula terminates：$
Score starts：\frac
Score terminates：
Molecule starts：{
Molecule terminates：}
Denominator starts：{
Denominator terminates：}
The La Taihe form formula obtained according to step 73 to step 78 are：
The apparatus embodiments described above are merely exemplary, wherein the module illustrated as separating component can
To be or may not be physically separate, the component shown as module may or may not be physics mould
Block, you can be located at a place or can also be distributed on multiple network modules.It can be selected according to the actual needs
In some or all of module realize the purpose of this embodiment scheme.Those of ordinary skill in the art are not paying creativeness
Labour in the case of, you can to understand and implement.
It will be understood by those skilled in the art that embodiments herein can be provided as method, apparatus (equipment) or computer
Program product.Therefore, in terms of the application can be used complete hardware embodiment, complete software embodiment or combine software and hardware
Embodiment form.Moreover, the meter for wherein including computer usable program code in one or more can be used in the application
The computer journey that calculation machine usable storage medium is implemented on (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of sequence product.
The application is with reference to the method, apparatus (equipment) of embodiment and the flow chart and/or box of computer program product
Figure describes.It should be understood that each flow and/or the side in flowchart and/or the block diagram can be realized by computer program instructions
The combination of flow and/or box in frame and flowchart and/or the block diagram.These computer program instructions can be provided to logical
With the processor of computer, special purpose computer, Embedded Processor or other programmable data processing devices to generate a machine
Device so that the instruction generation performed by computer or the processor of other programmable data processing devices is used to implement in flow
The device of function specified in one flow of figure or multiple flows and/or one box of block diagram or multiple boxes.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction generation being stored in the computer-readable memory includes referring to
Enable the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one box of block diagram or
The function of being specified in multiple boxes.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted
Series of operation steps are performed on calculation machine or other programmable devices to generate computer implemented processing, so as in computer or
The instruction offer performed on other programmable devices is used to implement in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Although the preferred embodiment of the application has been described, those skilled in the art once know basic creation
Property concept, then additional changes and modifications may be made to these embodiments.So appended claims be intended to be construed to include it is excellent
It selects embodiment and falls into all change and modification of the application range.Obviously, those skilled in the art can be to the application
Various modification and variations are carried out without departing from spirit and scope.If in this way, these modifications and variations of the application
Belong within the scope of the application claim and its equivalent technologies, then the application is also intended to exist comprising these modification and variations
It is interior.
Claims (14)
1. a kind of input method of La Taihe forms formula, which is characterized in that including：
The voice of the input rule input according to default dictionary is obtained, and carries out speech recognition and obtains the corresponding sentence of input voice
Son；
The sentence is split as word by the word's kinds in the default dictionary, and judges the type of the word；
Type according to the word carries out corresponding operating, obtains corresponding La Taihe formula in the input voice.
2. the method as described in claim 1, which is characterized in that the input rule of the default dictionary includes：In formula or
Part formula is initially added into introducer and terminates to add in closing in formula or part formula.
3. method as claimed in claim 2, which is characterized in that the word's kinds in the default dictionary include：Introducer, knot
Beam word and generic word.
4. method as claimed in claim 3, which is characterized in that the type according to the word carries out corresponding operating, obtains
Corresponding La Taihe formula in the input voice are obtained to include：
If the word is introducer, then the node of a tree is created, the introducer pair is exported according to predetermined symbol table
The symbol answered；If the word is generic word, then the corresponding symbol of generic word is sequentially output under the newly-built node；As described in
Word is closing, then exports the corresponding symbol of the closing according to predetermined symbol table, and present node is returned to his father
Node；
Tree is established according to the corresponding symbol of words whole in formula, it is public to obtain corresponding La Taihe in the input voice
Formula is simultaneously exported.
5. method as claimed in claim 4, which is characterized in that such as word is closing, then end of output word pair
Symbol is answered, and present node is returned into its father node and is further included：
Such as the closing that the word is formula, then terminate the identification of formula.
6. method as claimed in claim 4, which is characterized in that the predetermined symbol table store the introducer, generic word and
The corresponding La Taihe symbols that closing is obtained according to La Taihe specifications.
7. method as claimed in claim 4, which is characterized in that such as word is introducer, then creates a tree-shaped knot
The node of structure exports the corresponding symbol of the introducer according to predetermined symbol table；If the word is generic word, then described new
It builds under node and is sequentially output the corresponding symbol of generic word；If the word is closing, then according to the output of predetermined symbol table
The corresponding symbol of closing, and present node is returned into its father node and is further included：
If the word is not introducer, generic word and closing, the word is sequentially output under the newly-built node.
8. a kind of input unit of La Taihe forms formula, which is characterized in that including：
Sound identification module for obtaining the voice of the input rule input according to default dictionary, and carries out speech recognition acquisition
Input the corresponding sentence of voice；
The sentence is split as word, and judge by type judging module for the word's kinds in the default dictionary
The type of the word；
Formula obtains module, for carrying out corresponding operating according to the type of the word, obtains corresponding in the input voice
La Taihe formula.
9. device as claimed in claim 7, which is characterized in that the input rule of the default dictionary includes：In formula or
Part formula is initially added into introducer and terminates to add in closing in formula or part formula.
10. device as claimed in claim 8, which is characterized in that the word's kinds in the default dictionary include：Introducer,
Closing and generic word.
11. device as claimed in claim 9, which is characterized in that the formula obtains module and includes：
Classification obtaining unit is introducer for such as described word, then the node of a tree is created, according to predetermined symbol table
Export the corresponding symbol of the introducer；If the word is generic word, then generic word is sequentially output under the newly-built node
Corresponding symbol；If the word is closing, then the corresponding symbol of the closing is exported according to predetermined symbol table, and ought
Front nodal point returns to its father node；
Character combining unit for establishing tree according to the corresponding symbol of words whole in formula, obtains the input language
It corresponding La Taihe formula and is exported in sound.
12. device as claimed in claim 10, which is characterized in that such as word is closing, then end of output word
Corresponding symbol, and present node is returned into its father node and is further included：
Such as the closing that the word is formula, then terminate the identification of formula.
13. device as claimed in claim 10, which is characterized in that the predetermined symbol table stores the introducer, generic word
The corresponding La Taihe symbols obtained with closing according to La Taihe specifications.
14. device as claimed in claim 10, which is characterized in that if the classification obtaining unit is additionally operable to the word not
For introducer, generic word and closing, then the word is sequentially output under the newly-built node.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611239094.3A CN108255798A (en) | 2016-12-28 | 2016-12-28 | A kind of input method and its device of La Taihe forms formula |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611239094.3A CN108255798A (en) | 2016-12-28 | 2016-12-28 | A kind of input method and its device of La Taihe forms formula |
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| CN110473551A (en) * | 2019-09-10 | 2019-11-19 | 北京百度网讯科技有限公司 | A kind of audio recognition method, device, electronic equipment and storage medium |
| CN111651961A (en) * | 2020-04-15 | 2020-09-11 | 北京捷通华声科技股份有限公司 | Voice-based input method and device |
| CN111930776A (en) * | 2020-09-10 | 2020-11-13 | 北京维数统计事务所有限公司 | Form processing method and device, electronic equipment and readable storage medium |
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| CN110473551A (en) * | 2019-09-10 | 2019-11-19 | 北京百度网讯科技有限公司 | A kind of audio recognition method, device, electronic equipment and storage medium |
| CN111651961A (en) * | 2020-04-15 | 2020-09-11 | 北京捷通华声科技股份有限公司 | Voice-based input method and device |
| CN111930776A (en) * | 2020-09-10 | 2020-11-13 | 北京维数统计事务所有限公司 | Form processing method and device, electronic equipment and readable storage medium |
| CN111930776B (en) * | 2020-09-10 | 2021-01-05 | 北京维数统计事务所有限公司 | Form processing method and device, electronic equipment and readable storage medium |
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