Re: Bank Card Embossing Characters Recongnition

2012-12-24 Thread Neo Song
is not so important with this approach, at least you just > need to avoid any quirky configurations (shadows, extreme flares, etc.) > > Warm regards, > Dmitri Silaev > www.CustomOCR.com > > > On Mon, Dec 17, 2012 at 8:02 AM, Neo Song > > wrote: > >> Dear Dmitr

Re: Tesseract Recognition Accarucy

2012-12-24 Thread Neo Song
-4dcb-11e2-b674-0015c55db73d/ One Language file: http://www.rayfile.com/files/4e00a0a1-4dcb-11e2-bb53-0015c55db73d/ 在 2012年12月24日星期一UTC+8下午4时15分50秒,79yrsold写道: > > no attachment ? > > On Mon, Dec 24, 2012 at 1:35 PM, Neo Song > > wrote: > >> Hi Everybody, >

Tesseract Recognition Accarucy

2012-12-24 Thread Neo Song
Hi Everybody, I have done image pre-processing to get the target image as in my attachment, and pass the image to tesseract using pre-trained data(only contains 11 symbols: "0123456789/") as in my attachment, the variable settings are as below: assume_fixed_pitch_char_segment 1 chop_enable

Re: Bank Card Embossing Characters Recongnition

2012-12-20 Thread Neo Song
Dear Jose, I have tried before, the tunnels on the other side has a worse characteristic than the current side, and is not suitable for OCR. Currently we are focusing the optimization under Coaxial light, which has the best visual effect till now. 在 2012年12月18日星期二UTC+8下午6时17分55秒,José Lu

Re: Bank Card Embossing Characters Recongnition

2012-12-17 Thread Neo Song
ob, otherwise Paypal would not spend > a lot of money on it. > > > > On Monday, November 19, 2012 11:07:28 AM UTC-6, Neo Song wrote: >> >> Dear All, >> I am now needing to OCR the embossing characters on the bank card. >> These characters are in two kind

Re: Bank Card Embossing Characters Recongnition

2012-12-16 Thread Neo Song
uces your result yet. > > Thanks > > On Thu, Dec 13, 2012 at 1:24 PM, Dmitri Silaev > > > wrote: > > Neo Song, > > > > There are two usual approaches to problems like yours. The first one is > to > > constrain the shooting conditions to mit

Re: Bank Card Embossing Characters Recongnition

2012-12-16 Thread Neo Song
stroke, we all have break stroke, so just filling the hollow stroke to form hollow stroke is very difficult to realize. Can you give me some advice on this situation? 在 2012年12月13日星期四UTC+8下午7时24分59秒,Dmitri Silaev写道: > > Neo Song, > > There are two usual approaches to problems lik

Re: Bank Card Embossing Characters Recongnition

2012-12-13 Thread Neo Song
: > > Hello Neo, > > how did you turn the original images to those results? What kind of > image processing? > > Thanks > > On Thu, Dec 6, 2012 at 4:41 AM, Neo Song > > wrote: > > Dear SteveP and others, > > > > I have managed to

Re: Bank Card Embossing Characters Recongnition

2012-11-21 Thread Neo Song
nothing. This problem should be an easy one or not? 在 2012年11月20日星期二UTC+8下午9时45分13秒,TP写道: > > On Mon, Nov 19, 2012 at 9:07 AM, Neo Song > > wrote: > >> Dear All, >> I am now needing to OCR the embossing characters on the bank card. >> These characters are i

Re: Bank Card Embossing Characters Recongnition

2012-11-19 Thread Neo Song
The embossing characters will have a feature of a glory ring at the outside of each stroke, which will usually break the stroke, and confuses tesseract. I have tried to train the individual font for these images, while the result is still bad. Any suggestions on this kind of image? -- You rece

Bank Card Embossing Characters Recongnition

2012-11-19 Thread Neo Song
Dear All, I am now needing to OCR the embossing characters on the bank card. These characters are in two kind of font. The first one is Farrington 7B, which is used to present the account number, and another font is unknown(maybe bank-dependent) and is used to present card holder name, card

Re: Table Analysis and Cell Labeling

2012-06-28 Thread Neo Song
give me some advice to over come the "irregular table recognition and cell extraction" problem? Thank you all in advance. 在 2012年6月19日星期二UTC+8下午4时26分33秒,Neo Song写道: > > Dear All, > > Currently I am doing a table text extraction project, and we need to > identify

Re: Table Analysis and Cell Labeling

2012-06-25 Thread Neo Song
Dear All, Again I update this thread for help. Could I get the table cells based on the table finder results? 在 2012年6月19日星期二UTC+8下午4时26分33秒,Neo Song写道: > > Dear All, > > Currently I am doing a table text extraction project, and we need to > identify the table before

Re: Table Analysis and Cell Labeling

2012-06-20 Thread Neo Song
ut here is one link: > > https://groups.google.com/forum/?fromgroups#!topic/tesseract-ocr/YyKinyi6Sdw > > On Tue, Jun 19, 2012 at 3:26 AM, Neo Song wrote: > > Dear All, > > > > Currently I am doing a table text extraction project, and we need to > >

Character Template Matching Possible on Tesseract?

2012-03-26 Thread Neo Song
Dear All, Currently I am using Tesseract 3.01, and I go through all the variables that can be set before recognize. And What I need to recognize is a fixed pattern of string like "OX345PT" with two letters at first, three digits behind, and two letters at last. Is there a mechanism of characte