CN109858560A - A kind of image of gauge with pointer identification reading and safe early warning method - Google Patents
A kind of image of gauge with pointer identification reading and safe early warning method Download PDFInfo
- Publication number
- CN109858560A CN109858560A CN201910121382.6A CN201910121382A CN109858560A CN 109858560 A CN109858560 A CN 109858560A CN 201910121382 A CN201910121382 A CN 201910121382A CN 109858560 A CN109858560 A CN 109858560A
- Authority
- CN
- China
- Prior art keywords
- area
- interest
- picture
- reading
- region
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000010586 diagram Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036772 blood pressure Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
Landscapes
- Image Analysis (AREA)
Abstract
The invention discloses a kind of image of gauge with pointer identification reading and safe early warning methods, comprising: the reading for the pointer instrument being mounted in equipment using camera shooting is to obtain shooting picture；Shooting picture is matched with reading template picture, and correcting captured picture；Obtain the first area-of-interest annular in shape in shooting picture；Obtain the second area-of-interest annular in shape in reading template picture；First area-of-interest and the second area-of-interest are subtracted each other to remove scale and text in the second area-of-interest；Pointer area is identified in the second area-of-interest, and converses the pointer area in the reading value of the second area-of-interest according to the range of scale；Judge whether the reading value is in danger zone；If it is, generating alarm.By the above-mentioned means, the method disclosed in the present can be realized automatic reading, and whether the reading for judging automatically pointer instrument is in danger zone, effectively increases working efficiency.
Description
Technical field
The present invention relates to pointer meters technical field, in particular to a kind of image of gauge with pointer identification reading and safety are pre-
Alarm method.
Background technique
Currently, include on the market for measuring temperature, air pressure, electricity, blood pressure, flow pointer instrument, outer likeness in form
The table of timing can directly display numerical value by scale.Wherein pointer instrument is broadly divided into pressure gauge, thermometric instrument, flow instrument
Table, electrotechnical instrument and meter, electronic measuring instrument, optical instrument, analysis instrument, laboratory apparatus etc..
Currently, most of all by manually reading, working efficiency is low for the reading of pointer instrument, and for
Whether the reading of pointer instrument is in danger zone, and needs artificial judgment, and working efficiency is low, greatly reduces user
Experience.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of image of gauge with pointer identification reading and safe early warning sides
Method is capable of the reading of camera shooting pointer instrument to realize automatic reading, and the reading for judging automatically pointer instrument is
It is no to be in danger zone, working efficiency is effectively increased, the experience of user is greatly improved.
In order to solve the above technical problems, one technical scheme adopted by the invention is that: a kind of image of gauge with pointer is provided
Identification reading and safe early warning method, comprising: the reading for the pointer instrument being mounted in equipment using camera shooting is to obtain
To shooting picture, wherein the shooting figure piece includes scale, text and pointer；By the shooting picture and reading template picture
Match, and correct the shooting picture, so that in the scale and text and the reading template picture in the shooting picture
Scale and text correspond, wherein the reading template picture, which does not include, pointer；It obtains in the shooting picture in annulus
First area-of-interest of shape, wherein first area-of-interest includes scale, text and pointer；Obtain the reading mould
Second area-of-interest annular in shape in plate picture, wherein second area-of-interest includes scale and text, and institute
Internal diameter and the outer diameter for stating the first area-of-interest are equal with the internal diameter of second area-of-interest and outer diameter；Described first is felt
Interest region and second area-of-interest overlapping, and by first area-of-interest and the second area-of-interest phase
Subtract to remove scale and text in second area-of-interest；Pointer area is identified in second area-of-interest,
The scale and text of second area-of-interest are restored, and converses the pointer area described second according to the range of scale
The reading value of area-of-interest；Judge whether the reading value is in danger zone；If it is, generating alarm.
Further, this method further includes: obtaining the reading template picture of received pointer formula instrument, and remove the reading
Pointer area in template picture, so that only including scale and text in the reading template picture.
Further, described to match the shooting picture with reading template picture, and the shooting picture is corrected, so that
The step of scale and text in the shooting picture are corresponded with the scale read in template picture and text is obtained to wrap
Include: judge it is described shooting picture image-region area and it is described read template picture image-region area whether phase
Deng；If not, the area of the image-region in the shooting picture is zoomed in or out, so that the image district of the shooting picture
The area equation of the area in domain and the image-region of the reading template picture；Judge the quarter of the image-region of the shooting picture
Whether degree and text are overlapped with the scale of the image-region of the reading template picture and text；If it is not, then rotating the bat
Picture is taken the photograph, so that the quarter of the image-region of the scale and text and the reading template picture of the image-region of the shooting picture
Degree and text are overlapped, so that scale and text in the scale and text and the reading template picture in the shooting picture
It corresponds.
Further, described the step of obtaining the first area-of-interest annular in shape in the shooting picture includes: benefit
The first border circular areas that radius is R is obtained at the center of the image-region of the shooting picture with three strokes and dots circle methods；It utilizes
Three strokes and dots circle methods obtain the second border circular areas that radius is r at the center of the image-region of the shooting picture；It will be described
Remove to obtain in the shooting picture in circle in the region being mutually identical in first border circular areas and second border circular areas
Cricoid first area-of-interest.
Further, described the step of obtaining the second area-of-interest annular in shape in the reading template picture, wraps
It includes: obtaining the third circle that radius is R at the center of the image-region of the reading template picture using three strokes and dots circle methods
Region；Using three point with the finger or gesticulate circle methods it is described reading template picture image-region center at obtain radius be r the 4th circle
Shape region；The region being mutually identical in the third border circular areas and the 4th border circular areas is removed in the reading mould
The second area-of-interest annular in shape is obtained in plate picture.
Further, described to subtract each other first area-of-interest and second area-of-interest to remove described
The step of scale and text in two area-of-interests includes: to obtain first area-of-interest and second region of interest
The identical image in domain, scale and text, and by figure identical with first area-of-interest in second area-of-interest
Picture, scale and text are deleted, so that region identical with first area-of-interest becomes in second area-of-interest
At white area.
Further, described to identify that for the step of pointer area include: described in second area-of-interest
Second area-of-interest is traversed with minimum angles sector piecemeal on two area-of-interests, and emerging recognizing second sense
Determine that the most black region is pointer area in interesting region when most black region.
Further, the step of generation alarm includes: that background server generates alarm song and sends alarm command extremely
The pointer instrument is so as to be arranged in the light flash of the side wall of the pointer instrument.
The beneficial effects of the present invention are: being in contrast to the prior art, image of gauge with pointer disclosed in this invention
Identification reading and safe early warning method include: the reading for the pointer instrument being mounted in equipment using camera shooting to obtain
Picture is shot, wherein shooting picture includes scale, text and pointer；Shooting picture is matched with reading template picture, and is corrected
Picture is shot, so that the scale and text in shooting picture and the scale in reading template picture and text correspond,
Middle reading template picture, which does not include, pointer；The first area-of-interest annular in shape in shooting picture is obtained, wherein the first sense
Interest region includes scale and text；The second area-of-interest annular in shape in reading template picture is obtained, wherein second
Area-of-interest includes scale and text, and the internal diameter of the internal diameter of the first area-of-interest and outer diameter and the second area-of-interest
And outer diameter is equal；By the first area-of-interest and the second area-of-interest subtract each other with remove the second area-of-interest in scale and
Text；Pointer area is identified in the second area-of-interest, restores the scale and text of the second area-of-interest, and according to scale
Range converse the pointer area in the reading value of the second area-of-interest；Judge whether the reading value is in danger zone；
If it is, generating alarm.By the above-mentioned means, image of gauge with pointer identification reading disclosed in this invention and safe early warning
Method is capable of the reading of camera shooting pointer instrument to realize automatic reading, and the reading for judging automatically pointer instrument is
It is no to effectively increase working efficiency without human intervention in danger zone, greatly improve the experience of user.
Detailed description of the invention
Fig. 1 is the process signal of image of gauge with pointer identification reading and safe early warning method of the present invention；
Fig. 2 is the sub-step flow diagram of step S103 in Fig. 1；
Fig. 3 is the sub-step flow diagram of step S104 in Fig. 1；
Fig. 4 is the sub-step flow diagram of step S105 in Fig. 1.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Referring to Fig. 1, Fig. 1 is the process signal of image of gauge with pointer identification reading and safe early warning method of the present invention.
Method includes the following steps:
Step S101: obtaining the reading template picture of received pointer formula instrument, and removes the pointer in reading template picture
Region, so that only including scale and text in reading template picture.
It should be understood that the reading template picture of the present embodiment is received pointer formula instrument, the scale in the reading template picture
It is all standard with text.
It is worth noting that, only including scale and text in the reading template picture of the present embodiment, pointer area is not included
Domain.
Step S102: the reading for the pointer instrument being mounted in equipment using camera shooting is to obtain shooting picture.
In step s 102, shooting picture includes scale, text and pointer.
Step S103: shooting picture is matched with reading template picture, and correcting captured picture, so that in shooting picture
Scale and text and reading template picture in scale and text correspond.
It should be understood that the reading template picture in step S103, which does not include, pointer.
It should be understood that in step s 102, utilizing the reading gained for the pointer instrument that camera shooting is mounted in equipment
To shooting picture be with reading template picture it is inconsistent, i.e., shooting picture image area, text and scale be possible to
Image area, text and the scale for reading template picture are all inconsistent, therefore identify for convenience, in step 103, preferably will
Shooting picture is corrected, so that the scale and text in shooting picture and the scale in reading template picture and text one are a pair of
It answers.Specifically, as shown in Fig. 2, step S103 includes following sub-step:
Step S1031: the area of the image-region of the area and reading template picture of the image-region of judgement shooting picture
It is whether equal.
Step S1032: if not, the area of the image-region in shooting picture is zoomed in or out, so that shooting picture
Image-region area and reading template picture image-region area equation.
It should be understood that the area phase of area and the image-region of reading template picture when the image-region for determining shooting picture
Whens equal, S1033 is thened follow the steps.
Step S1033: the scale of the image-region of judgement shooting picture and the image-region of text and reading template picture
Scale and text whether be overlapped.
Step S1034: if it is not, then rotary taking picture so that the scale and text of the image-region of shooting picture with
The scale and text for reading the image-region of template picture are overlapped, so that scale and text and reading template in shooting picture
Scale and text in picture correspond.
It should be understood that when the scale and text and the image-region of reading template picture of the image-region for determining shooting picture
When scale and text are overlapped, S104 is thened follow the steps.
Step S104: the first area-of-interest annular in shape in shooting picture is obtained.
In the present embodiment, the first area-of-interest includes scale, text and pointer.
As described in Figure 3, step S104 includes following sub-step:
Step S1041: point with the finger or gesticulate that circle methods obtain that radius is R at the center of the image-region of shooting picture using three the
One border circular areas.
Step S1042: point with the finger or gesticulate that circle methods obtain that radius is r at the center of the image-region of shooting picture using three the
Two border circular areas.
Step S1043: the region being mutually identical in the first border circular areas and the second border circular areas is removed in shooting figure
The first area-of-interest annular in shape is obtained in piece.
Step S105: the second area-of-interest annular in shape in reading template picture is obtained.
In the present embodiment, the second area-of-interest includes scale and text.Preferably, the first area-of-interest is interior
Diameter and outer diameter are equal with the internal diameter of the second area-of-interest and outer diameter.
As shown in figure 4, step S105 includes following sub-step:
Step S1051: it is R that radius is obtained at the center of the image-region of reading template picture using three strokes and dots circle methods
Third border circular areas.
Step S1052: it is r that radius is obtained at the center of the image-region of reading template picture using three strokes and dots circle methods
The 4th border circular areas.
Step S1053: the region being mutually identical in third border circular areas and the 4th border circular areas is removed in reading mould
The second area-of-interest annular in shape is obtained in plate picture.
Step S106: the first area-of-interest and the second area-of-interest are overlapped, and by the first area-of-interest and the
Two area-of-interests subtract each other to remove scale and text in the second area-of-interest.
It should be understood that in step s 106, mainly by the first area-of-interest be placed on the second area-of-interest with into
Row overlapping.
In the present embodiment, the first area-of-interest and the second area-of-interest are subtracted each other interested to remove described second
The step of scale and text in region includes: to obtain the first area-of-interest image identical with the second area-of-interest, quarter
Degree and text, and image identical with the first area-of-interest in the second area-of-interest, scale and text are deleted, so that
Region identical with the first area-of-interest becomes white area in second area-of-interest.
Step S107: pointer area is identified in the second area-of-interest, restores the scale and text of the second area-of-interest
Word, and the pointer area is conversed in the reading value of the second area-of-interest according to the range of scale.
In the present embodiment, identify as the step of pointer area to include: interested second in the second area-of-interest
The second area-of-interest, and the most black region in recognizing the second area-of-interest are traversed with minimum angles sector piecemeal on region
When determine the most black region be pointer area.It should be understood that minimum angles sector piecemeal traverse the second area-of-interest mainly with
Minimum angles sector piecemeal is rotated since scale starting point along scale terminal.
It should be understood that in step s 106, by image identical with the first area-of-interest in the second area-of-interest, scale
It is deleted with text, so that region identical with the first area-of-interest becomes white area in the second area-of-interest, and due to
It is to be overlapped the first area-of-interest and the second area-of-interest, and the first area-of-interest includes pointer, and second feels
Interest region does not include pointer, therefore the not identical point of the first area-of-interest and the second area-of-interest is exactly pointer, therefore
Pointer is remained on the second area-of-interest, and under normal circumstances, the pointer of pointer instrument is all black, therefore
The present embodiment determines that the most black region is pointer area when can be by recognizing most black region in the second area-of-interest, thus
It can determine pointer on the second area-of-interest.
It should be understood that due in image, scale and the text and the first area-of-interest in the second area-of-interest image,
Scale and text are identical, therefore region identical with the first area-of-interest becomes white area in the second area-of-interest
Domain, and the not identical point of the first area-of-interest and the second area-of-interest is exactly pointer, therefore in the second area-of-interest most
Black region is exactly pointer, therefore determines that the most black region is pointer area when most black region in recognizing the second area-of-interest
Domain.
Further, after identifying pointer, the scale and text of the second area-of-interest of automatic reduction, pointer meeting at this time
It is retained on the second area-of-interest, and converses the pointer area in the reading of the second area-of-interest according to the range of scale
Value.
Step S108: judge whether the reading value is in danger zone.
Step S109: if it is, generating alarm.
In the present embodiment, generating the step of alarm includes: that background server generates alarm song and sends alarm command extremely
Pointer instrument is so as to be arranged in the light flash of the side wall of pointer instrument.
To sum up, image of gauge with pointer identification reading and safe early warning method disclosed in this invention being capable of camera shootings
The reading of pointer instrument and upload server is to realize automatic reading, and be by the reading that image recognition goes out pointer instrument
It is no to be in danger zone, it can be realized and judge automatically pointer, without human intervention, effectively increase working efficiency, greatly promote
The experience of user.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (8)
1. a kind of image of gauge with pointer identification reading and safe early warning method characterized by comprising
The reading for the pointer instrument being mounted in equipment using camera shooting is to obtain shooting picture, wherein the shooting figure
Piece includes scale, text and pointer；
The shooting picture is matched with reading template picture, and corrects the shooting picture, so that in the shooting picture
Scale and text and it is described reading template picture in scale and text correspond, wherein the reading template picture is not wrapped
Contain pointer；
The first area-of-interest annular in shape in the shooting picture is obtained, wherein first area-of-interest includes to carve
Degree, text and pointer；
The second area-of-interest annular in shape in the reading template picture is obtained, wherein second area-of-interest includes
There are scale and text, and the internal diameter and outer diameter of the internal diameter of first area-of-interest and outer diameter and second area-of-interest
It is equal；
First area-of-interest and second area-of-interest are overlapped, and by first area-of-interest and described
Second area-of-interest subtracts each other to remove scale and text in second area-of-interest；
Pointer area is identified in second area-of-interest, restores the scale and text of second area-of-interest, and
The pointer area is conversed in the reading value of second area-of-interest according to the range of scale；
Judge whether the reading value is in danger zone；
If it is, generating alarm.
2. according to right want 1 described in method, which is characterized in that this method further include:
The reading template picture of received pointer formula instrument is obtained, and removes the pointer area in the reading template picture, so that
It only include scale and text in the reading template picture.
3. according to right want 1 described in method, which is characterized in that it is described by the shooting picture with reading template picture match,
And the shooting picture is corrected, so that scale and text and the scale read in template picture in the shooting picture
Include: with the step of text one-to-one correspondence
Judge it is described shooting picture image-region area and it is described read template picture image-region area whether phase
Deng；
If not, the area of the image-region in the shooting picture is zoomed in or out, so that the image of the shooting picture
The area equation of the area in region and the image-region of the reading template picture；
Judge the scale of the image-region of the shooting picture and the scale of text and the image-region of the reading template picture
And whether text is overlapped；
If it is not, then the shooting picture is rotated, so that the scale and text of the image-region of the shooting picture and the reading
The scale and text of the image-region of number template picture are overlapped, so that scale and text and the reading in the shooting picture
Scale and text in number template picture correspond.
4. according to right want 1 described in method, which is characterized in that it is described to obtain first sense annular in shape in the shooting picture
The step of interest region includes:
The first circle that radius is R is obtained at the center of the image-region of the shooting picture using three strokes and dots circle methods
Domain；
The second circle that radius is r is obtained at the center of the image-region of the shooting picture using three strokes and dots circle methods
Domain；
The region being mutually identical in first border circular areas and second border circular areas is removed in the shooting picture
It is middle to obtain the first area-of-interest annular in shape.
5. according to right want 4 described in method, which is characterized in that it is described to obtain annular in shape the in the reading template picture
The step of two area-of-interests includes:
The third circle that radius is R is obtained at the center of the image-region of the reading template picture using three strokes and dots circle methods
Region；
The 4th circle that radius is r is obtained at the center of the image-region of the reading template picture using three strokes and dots circle methods
Region；
The region being mutually identical in the third border circular areas and the 4th border circular areas is removed in the reading template
The second area-of-interest annular in shape is obtained in picture.
6. according to right want 5 described in method, which is characterized in that it is described by first area-of-interest and it is described second sense it is emerging
Interesting region is subtracted each other includes: the step of the scale and text in second area-of-interest to remove
First area-of-interest image identical with second area-of-interest, scale and text are obtained, and will be described
Image identical with first area-of-interest, scale and text are deleted in second area-of-interest, so that described second
Region identical with first area-of-interest becomes white area in area-of-interest.
7. according to right want 6 described in method, which is characterized in that it is described to identify in second area-of-interest as pointer area
The step of domain includes:
Second area-of-interest is traversed with minimum angles sector piecemeal on second area-of-interest, and is being recognized
Determine that the most black region is pointer area in second area-of-interest when most black region.
8. according to right want 5 described in method, which is characterized in that the step of generation alarm includes:
Background server generates alarm song and sends alarm command to the pointer instrument so that setting is in the pointer instrument
The light flash of the side wall of table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910121382.6A CN109858560A (en) | 2019-02-18 | 2019-02-18 | A kind of image of gauge with pointer identification reading and safe early warning method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910121382.6A CN109858560A (en) | 2019-02-18 | 2019-02-18 | A kind of image of gauge with pointer identification reading and safe early warning method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109858560A true CN109858560A (en) | 2019-06-07 |
Family
ID=66898116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910121382.6A Pending CN109858560A (en) | 2019-02-18 | 2019-02-18 | A kind of image of gauge with pointer identification reading and safe early warning method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109858560A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112115896A (en) * | 2020-09-24 | 2020-12-22 | 深圳市赛为智能股份有限公司 | Instrument panel pointer reading prediction method and device, computer equipment and storage medium |
| CN113642582A (en) * | 2021-08-13 | 2021-11-12 | 中国联合网络通信集团有限公司 | Ammeter reading identification method and device, electronic equipment and storage medium |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103714329A (en) * | 2013-12-31 | 2014-04-09 | 长安大学 | Detecting algorithm for identifying meter needle |
| CN104361353A (en) * | 2014-11-17 | 2015-02-18 | 山东大学 | Application of area-of-interest positioning method to instrument monitoring identification |
| CN106650746A (en) * | 2016-10-10 | 2017-05-10 | 国网江苏省电力公司无锡供电公司 | Transformer station pointer type instrument identification method based on angle step length |
| CN107392202A (en) * | 2017-06-30 | 2017-11-24 | 广州广电物业管理有限公司 | A kind of pointer type Recognition of Reading method and system |
| CN107679535A (en) * | 2017-09-16 | 2018-02-09 | 西安电子科技大学 | A kind of pointer-type water meter automatic indication recognition system and method based on template matches |
| CN108009535A (en) * | 2017-11-21 | 2018-05-08 | 武汉中元华电科技股份有限公司 | A kind of simple pointer meter reading method based on machine vision |
| CN108256524A (en) * | 2018-01-24 | 2018-07-06 | 国家电网公司 | A kind of automatic reading method of multilist index formula instrument |
| CN108960231A (en) * | 2018-05-31 | 2018-12-07 | 广东工业大学 | A kind of thin pointer watch dial identification number reading method based on machine vision |
| CN109146974A (en) * | 2018-09-07 | 2019-01-04 | 广东中粤电力科技有限公司 | A kind of readings of pointer type meters recognition methods and system |
| CN109271985A (en) * | 2018-09-07 | 2019-01-25 | 广东中粤电力科技有限公司 | A kind of digital instrument reading image-recognizing method and system |
-
2019
- 2019-02-18 CN CN201910121382.6A patent/CN109858560A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103714329A (en) * | 2013-12-31 | 2014-04-09 | 长安大学 | Detecting algorithm for identifying meter needle |
| CN104361353A (en) * | 2014-11-17 | 2015-02-18 | 山东大学 | Application of area-of-interest positioning method to instrument monitoring identification |
| CN106650746A (en) * | 2016-10-10 | 2017-05-10 | 国网江苏省电力公司无锡供电公司 | Transformer station pointer type instrument identification method based on angle step length |
| CN107392202A (en) * | 2017-06-30 | 2017-11-24 | 广州广电物业管理有限公司 | A kind of pointer type Recognition of Reading method and system |
| CN107679535A (en) * | 2017-09-16 | 2018-02-09 | 西安电子科技大学 | A kind of pointer-type water meter automatic indication recognition system and method based on template matches |
| CN108009535A (en) * | 2017-11-21 | 2018-05-08 | 武汉中元华电科技股份有限公司 | A kind of simple pointer meter reading method based on machine vision |
| CN108256524A (en) * | 2018-01-24 | 2018-07-06 | 国家电网公司 | A kind of automatic reading method of multilist index formula instrument |
| CN108960231A (en) * | 2018-05-31 | 2018-12-07 | 广东工业大学 | A kind of thin pointer watch dial identification number reading method based on machine vision |
| CN109146974A (en) * | 2018-09-07 | 2019-01-04 | 广东中粤电力科技有限公司 | A kind of readings of pointer type meters recognition methods and system |
| CN109271985A (en) * | 2018-09-07 | 2019-01-25 | 广东中粤电力科技有限公司 | A kind of digital instrument reading image-recognizing method and system |
Non-Patent Citations (1)
| Title |
|---|
| 李治玮、郭戈: "一种新型指针仪表识别方法研究", 《微计算机信息》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112115896A (en) * | 2020-09-24 | 2020-12-22 | 深圳市赛为智能股份有限公司 | Instrument panel pointer reading prediction method and device, computer equipment and storage medium |
| CN112115896B (en) * | 2020-09-24 | 2023-12-22 | 深圳市赛为智能股份有限公司 | Instrument panel pointer reading prediction method and device, computer equipment and storage medium |
| CN113642582A (en) * | 2021-08-13 | 2021-11-12 | 中国联合网络通信集团有限公司 | Ammeter reading identification method and device, electronic equipment and storage medium |
| CN113642582B (en) * | 2021-08-13 | 2023-07-25 | 中国联合网络通信集团有限公司 | Ammeter reading identification method and device, electronic equipment and storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109858560A (en) | A kind of image of gauge with pointer identification reading and safe early warning method | |
| CN106934980B (en) | Method for safety monitoring and alarm method | |
| CN109976615B (en) | Fingerprint image processing method and related device | |
| CN104376855A (en) | Intelligent information processing method and system and intelligent handset | |
| CN112052815A (en) | Behavior detection method and device and electronic equipment | |
| CN108281197A (en) | A method of relationship between analysis environmental factor and juvenile shortsightedness | |
| CN112040226B (en) | Device and method for calibrating acousto-optic image time consistency of whistling snapshot system | |
| CN109243426A (en) | A kind of automatization judgement voice false wake-up system and its judgment method | |
| CN112880931A (en) | Gas safety monitoring method and cloud monitoring platform based on synergistic effect of Internet of things and big data | |
| KR20150123749A (en) | Apparatus and method for communicating data by using visibile light | |
| CN204963959U (en) | Improve device of diaphragm type gas table error examination speed | |
| CN109584759A (en) | A kind of advertisement display and its detection method of smoking | |
| CN113920673A (en) | Intelligent indoor fire monitoring method and system | |
| CN111081102B (en) | Dictation result detection method and learning equipment | |
| CN112053693A (en) | Intelligent voice temperature measuring method, device and system based on new crown epidemic situation | |
| CN109461202B (en) | Electric power optical fiber prediction instrument based on image recognition and method for judging influence of electric power optical fiber curvature on performance | |
| CN108960861B (en) | Product fidelity verification method and device, storage medium and processor | |
| CN109341933A (en) | On-line monitoring method, the apparatus and system of pressure value | |
| CN113490056A (en) | Short video playing processing method and system based on mobile terminal and computer storage medium | |
| CN112487901B (en) | Monitoring method and monitoring system for running state of pressure gauge of oil-discharging nitrogen-injecting fire extinguishing device | |
| CN114432685A (en) | Standing long jump testing method and device | |
| CN205264012U (en) | High accuracy natural gas leakage detector based on thing networking | |
| CN114612994A (en) | Method and device for training wrinkle detection model and method and device for detecting wrinkles | |
| CN209589264U (en) | A kind of remote survey volume temperature device | |
| CN107450884A (en) | Application program management platform based on image recognition |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190607 |