Questions, comments and suggestions concerning VintaSoft Imaging .NET SDK.
	Moderator:  Alex 
	
	
			
	
			
		
			
		
		
			
				
																			
								wittaya@Wac  							 
									
		Posts:  15 		Joined:  Wed Mar 06, 2019 7:54 am 		
		
						
						
		 
		
						
					
								
						
									Post  
								by wittaya@Wac   »  Wed Jul 10, 2019 6:57 am 
			
			
			
			
			
			Hi, Alex
Which "Vintasoft.Imaging.Ocr.RecognitionRegionType" I have to use because I found problem about OCR Thai language.
 
This is image file 
 
p.s. I use Thai & English language for OCR
Best Regard
Wittaya WAC
 
			
			
									
						
										
						 
		 
				
		
		 
	 
				
		
		
			
				
																			
								Alex  							 
						Site Admin 			
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									Post  
								by Alex   »  Wed Jul 10, 2019 11:57 am 
			
			
			
			
			
			Hi Wittaya,
For understanding your problem we need to reproduce your problem on our side. Please send us (to 
support@vintasoft.com ) a small working application, which allows to reproduce your problem.
Best regards, Alexander
 
			
			
									
						
										
						 
		 
				
		
		 
	 
				
		
		
			
				
																			
								wittaya@Wac  							 
									
		Posts:  15 		Joined:  Wed Mar 06, 2019 7:54 am 		
		
						
						
		 
		
						
					
								
						
									Post  
								by wittaya@Wac   »  Thu Jul 11, 2019 6:53 am 
			
			
			
			
			
			Hi, Alex  
 
I fixed out myself by re-download tessdata for eng and tha,  
its work now, but ocr with Thai and English correct around 70% both. 
 
Best Regard 
Wittaya WAC
			
			
									
						
										
						 
		 
				
		
		 
	 
				
		
		
			
				
																			
								Alex  							 
						Site Admin 			
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									Post  
								by Alex   »  Thu Jul 11, 2019 12:03 pm 
			
			
			
			
			
			Hi Wittaya,
its work now, but ocr with Thai and English correct around 70% both.
What resolution do your document images have? Tesseract OCR provides good text recognition results if document image has resolution 300 dpi or higher.
Best regards, Alexander
 
			
			
									
						
										
						 
		 
				
		
		 
	 
				
		
		
			
				
																			
								wittaya@Wac  							 
									
		Posts:  15 		Joined:  Wed Mar 06, 2019 7:54 am 		
		
						
						
		 
		
						
					
								
						
									Post  
								by wittaya@Wac   »  Thu Jul 11, 2019 12:57 pm 
			
			
			
			
			
			Hi, Alex 
 
I use 200 dpi. 
 
Best Regard 
Wittaya WAC
			
			
									
						
										
						 
		 
				
		
		 
	 
				
		
		
			
				
																			
								Alex  							 
						Site Admin 			
		Posts:  2442 		Joined:  Thu Jul 10, 2008 2:21 pm 		
		
						
						
		 
		
						
					
								
						
									Post  
								by Alex   »  Thu Jul 11, 2019 2:08 pm 
			
			
			
			
			
			wittaya@Wac  wrote: Thu Jul 11, 2019 12:57 pm 
I use 200 dpi.
Increase image resolution and I think you will have better OCR results.
Best regards, Alexander