Unicharset will look like the following:

द 1 34,72,192,192,100,122,0,0,99,114 Devanagari 11 0 11 द # द [926 ]x
र 1 58,64,192,192,84,119,0,0,81,110 Devanagari 12 0 12 र # र [930 ]x
् 0 3,32,61,197,12,181,0,0,0,1 Devanagari 13 17 13 ् # ् [94d ]
श 1 61,64,192,195,128,148,0,12,130,147 Devanagari 14 0 14 श # श [936 ]x
य 1 63,64,192,192,114,142,0,0,111,133 Devanagari 15 0 15 य # य [92f ]x
त 1 61,64,192,192,112,135,0,0,110,126 Devanagari 16 0 16 त # त [924 ]x
ि 0 62,65,228,253,132,279,0,0,40,65 Devanagari 17 0 17 ि # ि [93f ]
प 1 63,64,192,192,98,126,0,0,97,119 Devanagari 18 0 18 प # प [92a ]x
ू 0 1,35,67,197,33,193,0,0,0,1 Devanagari 19 17 19 ू # ू [942 ]
ज 1 63,64,192,192,138,165,0,0,128,157 Devanagari 20 0 20 ज # ज [91c ]x

You can unpack any of the existing traineddatas from tessdata_best or
tessdata_fast and check.

combine_tessdata -u

and looks at the lstm-unicharset in the components

On Thu, Apr 9, 2020 at 12:15 PM Piyush Chandra <[email protected]> wrote:

> Thank you Shree for giving the overview.
>
> Could you please help me understand your last point? Your unicharset
> should have Unicode codepoints. what does that mean? any example would be
> helpful. I was actually using akshara (attached box fiile image) .
>
>
>
> On Thursday, 9 April 2020 09:02:43 UTC+5:30, shree wrote:
>>
>> devenagari.unicharset, Latin.unicharset and radical-stroke.txt
>>
>> The script unicharset are useful in setting character properties. For
>> most scripts they are already available in langadata_lstm. I don't  think
>> they are mandatory for lstm training but by copying them once you can avoid
>> the warning messages.
>>
>> radical-stroke.txt is used only for CJK languages, but tesseract checks
>> for it during training process, so you need to make it available.
>>
>> For chattisgarhi, if training for as written in Devanagari, I will
>> suggest training from script/Devanagari.traineddata rather than English.
>>
>> Please note if you are starting from scratch, then you don't need a
>> starting traineddata. If you use one, then you are finetuning.
>>
>> Finally,  you need to use the correct mode for Indic language with
>> unicharset_extractor. Your unicharset should have Unicode codepoints, not
>> akshara (consanant vowel sign combination).
>>
>>
>>
>>
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