ocr

MATLAB Optical character recognition - need help

由 江枫思渺然 提交于 2019-12-11 23:49:06
问题 I have to use mat lab to find a certain letter in a tif text image.In the spatial domain. I have no idea how to do this, and can't find any documentation other than complex code that uses loops, loops are forbidden. Yes, this is an assignment I don't want the answer just some direction on how to even start. I want to use imfilter and use a letter as a template or filter to imfilter using correlation but from there I have no idea where to go and don't even know what questions to ask to find

Merge trained data files - Tesseract

由 那年仲夏 提交于 2019-12-11 19:40:12
问题 I'm using two traineddata files in tesseract in order to recognize two languages. But because the accuracy wasn't good enough, I trained tesseract and produce a new traineddata file which I want to merge it with one of the two language files I use. So my question is: How can it be possible to merge the new traineddata file with one of the files that is found here: https://code.google.com/p/tesseract-ocr/downloads/list .Any help? 回答1: You can unpack the existing .traineddata and merge the

移动端车牌识别OCR技术的应用

由 为君一笑 提交于 2019-12-11 19:17:58
在我们的日常生活中您认真观察就可以发现这一技术已经应用在我们生活当中的很多地方了。 早上开车上高速，ETC自助通道，无人值守，车牌自动识别； 到公司停车场，无需停车取卡，车牌自动识别进入； 下班开车回家，车牌识别自动结算停车费用。 核心技术：移动车牌识别技术，ios车牌识别，车牌识别技术移动端，移动端车牌识别技术，手机端车牌识别，OCR车牌识别，手机端车牌识。 移动端车牌识别OCR技术描述 移动端车牌识别OCR技术是我公司开发的基于移动平台的车牌识别软件开发包，支持android、ios等多种主流移动操作系统。该产品采用手机、平板电脑摄像头拍摄汽车牌照图像，然后通过OCR软件对车牌颜色、车牌号进行识别。 移动端车牌识别前端识别算法的典型应用： 停车管理：停车收费 移动警务：巡逻执勤、交警执法 车辆保险：车险移动查勘 汽车服务：汽车维修保养 移动端前端车牌识别前端识别算法是为促进人工智能化建设研发而来的SDK应用。此应用基于Android、ios平台，手机、PDA、安卓系统带200万像素以上的摄像头均适用，该移动端前端车牌识别技术sdk。Android平台提供Jar包，IOS平台提供.a静态库，从拍照识别车牌为基础，一步步研发出并且是首创出视频流OCR识别，像要像扫二维码那样去识别车牌。此OCR软件对车牌颜色、车牌号进行识别。 移动端前端车牌识别前端识别算法优势 1、操作效率高

Conditional OCR rotation on the image or Page in KOFAX

由 冷暖自知 提交于 2019-12-11 18:08:43
问题 We have two source of inputs to create a Batch first is Folder Import and second is Email import. I need to add condition where if the source of image is Email it should not allow to rotate the image and like wise if source if Folder import it should rotate the image. I have added a script for this in KTM. It is showing proper message of the source of image but it is not stopping the rotation of the image. Below check the below script for reference. Public Function setRotationRule(ByVal pXDoc

OCR Code Flow or My code doesn't make sense

由 半腔热情 提交于 2019-12-11 17:46:19
问题 Currently I'm creating an application that would capture and store image using the camera api on android. after that process i would like to scan the image for texts and output that as audio using TextToSpeech. Bellow is my code for the MainActivity and I can't figure out why TextRecognizer is not working. Any help or hint will be greatly appreciated. package com.telbound.chard1988.ncstocr; import android.content.Context; import android.graphics.Bitmap; import android.graphics.BitmapFactory;

Pytesseract dont reconize a very clear image

由 余生颓废 提交于 2019-12-11 17:23:00
问题 I have aplied pytesseract in Three similar images of the digit "2". Only in the last one, pytesseract reconize correctly the digit. The three images have diferent dimensions and if i change the dimension of the images in the right way, pytesseract correctly reconize them. But i dont understand how a powerful ocr like tesseract is not working well in a so easy and clear image. first image, fail in recognize second image, also fail third image, sucessful im using python 3.7 with anaconda,

Can not find Tesseract 4.0 tessdata only for Numbers

由 ▼魔方 西西 提交于 2019-12-11 15:58:18
问题 As in this post: pytesseract using tesseract 4.0 numbers only not working Described, its possible to detect numbers with the eng.traineddata file but if I want to detect only numbers, this isn't possible with this file. Even if you define tessedit_char_whitelist=0123456789 it doesn't recognize anything. I searched on GitHub and so on to find a digit.traineddata for Tesseract 4.0 but didn't found one? Does someone know which one I could take? Is it possible to use one from Tesseract 3.x (but

Limit tesseract character to a-z and number only in my iOS app

由 余生颓废 提交于 2019-12-11 15:38:24
问题 I am using tesseract for recognizing character in one of my iOS project. It is now reading all characters including alpha numeric character. But I want to read only character a-z and numbers 0-9. I followed Limit characters tesseract is looking for, but can't figure out how can I implement this in my iOS app. Can anyone suggest me how can I implement this in my iOS project. 回答1: You can specify the white list (allowed characters) using TessBaseAPI.SetVariable prior to extraction tesseract-

how can I detect all the text that inside a block with Google Vision Api

由 狂风中的少年 提交于 2019-12-11 15:37:07
问题 I'm trying to extract text from an image with google vision api, it works. But I just want to detect part of the image to get certain text. this is the image I used I just want to extract all the text from maybank2u.com until From Account: I know there are some tutorials to do this trick by using block but those tutorials are different programming languages. My code: <div class="row"> <div class="col-12"> <ol> <?php foreach ($text as $key => $texts): ?> <li><h6> <?php echo ucfirst($texts-

Extracting a image from a WebBrowser Control

由 喜欢而已 提交于 2019-12-11 15:09:26
问题 My aim is to extract an image from a loaded webbrowser control. // get the image link from the image element ID. string imageLink = wbVideos.Document.GetElementById("sbvdcapimg").GetAttribute("src").ToString(); //Download the image into a bitmap Bitmap image = new Bitmap(new System.IO.MemoryStream(new System.Net.WebClient().DownloadData(imageLink))); so the code works for most pictures, but i receive me a format error when i use it with the link below. The error is thrown when i parse this
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