doubango-ai

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Welcome to Doubango's discussion group. If you have any technical question about our AI products, then this is the right place.

AI Products: Face liveness detection (Anti-Spoofing), ANPR, ALPR, MRZ, MICR, OCR, ICR, CBIR, NSFW...

Website: https://www.doubango.org/

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Mamadou DIOP, … VISHNU P7

Dec 3

UltimateALPR v4.0 in progress, share your issues

ETA 2 months from now if everything is OK. Last time I said 2 months for a product (https://groups.

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UltimateALPR v4.0 in progress, share your issues

ETA 2 months from now if everything is OK. Last time I said 2 months for a product (https://groups.

Dec 3

Tae-yi Kim, Mamadou DIOP2

Dec 3

Some characters are recognized as *.

license issue On 3 Dec 2025, at 00:48, Tae-yi Kim <mg20...@gmail.com> wrote: I'm testing

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Some characters are recognized as *.

license issue On 3 Dec 2025, at 00:48, Tae-yi Kim <mg20...@gmail.com> wrote: I'm testing

Dec 3

Lakshmi G, Mamadou DIOP5

Nov 25

Regarding the license association to container

Ok. What I understand is , we can configure another container on Azure and use the latest version of

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Regarding the license association to container

Ok. What I understand is , we can configure another container on Azure and use the latest version of

Nov 25

Tae-yi Kim, Mamadou DIOP4

Nov 24

Assertion error on UltMrzSdkEngine

The error has nothing to do with the device. These logs are not from our demo app (different

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Assertion error on UltMrzSdkEngine

The error has nothing to do with the device. These logs are not from our demo app (different

Nov 24

GELIOS team, Mamadou DIOP5

Nov 19

UltimateALPR on the Banana PI (Amlogic A311D)

https://groups.google.com/g/doubango-ai/c/Q8C6cZnObtU On 19 Nov 2025, at 22:59, 'Mamadou DIOP

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UltimateALPR on the Banana PI (Amlogic A311D)

https://groups.google.com/g/doubango-ai/c/Q8C6cZnObtU On 19 Nov 2025, at 22:59, 'Mamadou DIOP

Nov 19

Lucas Doná Sfalcin, Mamadou DIOP3

Nov 6

Raspberry pi 4 2Gb x Raspberry pi 4 4Gb

Ok, thanks. Is the accuracy/precision the same if I use a Raspberry Pi 3, 4, or 5? Em segunda-feira,

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Raspberry pi 4 2Gb x Raspberry pi 4 4Gb

Ok, thanks. Is the accuracy/precision the same if I use a Raspberry Pi 3, 4, or 5? Em segunda-feira,

Nov 6

Sebastián García, … doubango-ai10

Nov 6

Jetson Roadmap

awesome! thanks El miércoles, 5 de noviembre de 2025 a la(s) 8:39:31 pm UTC-3, doubango-ai escribió:

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Jetson Roadmap

awesome! thanks El miércoles, 5 de noviembre de 2025 a la(s) 8:39:31 pm UTC-3, doubango-ai escribió:

Nov 6

Kai Nickel, … doubango-ai6

Nov 5

ALPR: Support of current Nvidia GPUs

https://groups.google.com/g/doubango-ai/c/9VxCDwFFNw8/m/m2FMWmO5AAAJ

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ALPR: Support of current Nvidia GPUs

https://groups.google.com/g/doubango-ai/c/9VxCDwFFNw8/m/m2FMWmO5AAAJ

Nov 5

Lakshmi G, Mamadou DIOP2

Oct 27

Need to install UltimateANPR on lower instance

There is no "installable". You just checkout the code from Github to get the software. You

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Need to install UltimateANPR on lower instance

There is no "installable". You just checkout the code from Github to get the software. You

Oct 27

moses maned, Mamadou DIOP2

Oct 24

Windows Building is failing

Hi, No need to build the binary by yourself, it's at https://github.com/DoubangoTelecom/

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Windows Building is failing

Hi, No need to build the binary by yourself, it's at https://github.com/DoubangoTelecom/

Oct 24

Hair-S愛爾絲, Mamadou DIOP5

Oct 21

Why does the Windows ANPR SDK have much lower accuracy compared to your online recognition service?

Change “pyramidal_search_sensitivity" (https://github.com/DoubangoTelecom/ultimateALPR-SDK/blob/

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Why does the Windows ANPR SDK have much lower accuracy compared to your online recognition service?

Change “pyramidal_search_sensitivity" (https://github.com/DoubangoTelecom/ultimateALPR-SDK/blob/

Oct 21

Hassan Revel, Mamadou DIOP2

Oct 21

UltimateALPR not working with NVIDIA RTX

Use the Benchmark sample app to evaluate the speed. And share full logs (DO NOT CUT THE LOGS like you

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UltimateALPR not working with NVIDIA RTX

Use the Benchmark sample app to evaluate the speed. And share full logs (DO NOT CUT THE LOGS like you

Oct 21

GELIOS team, Mamadou DIOP2

Oct 21

How do I get licenses?

Be more patient. You probably purchased them few hours or minutes ago. Sent from my Galaxy --------

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How do I get licenses?

Be more patient. You probably purchased them few hours or minutes ago. Sent from my Galaxy --------

Oct 21

Madhan Kannan, Mamadou DIOP3

Oct 15

Issue with ALPR,

Dear Diop, Thanks for your prompt response. This is not a temporary plate. Is it possible to train

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Issue with ALPR,

Dear Diop, Thanks for your prompt response. This is not a temporary plate. Is it possible to train

Oct 15

Lucas Doná Sfalcin, Mamadou DIOP2

Sep 26

Mercosul plate Brazil

Show few samples here to see. Sent from my Galaxy -------- Original message -------- From: Lucas Doná

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Mercosul plate Brazil

Show few samples here to see. Sent from my Galaxy -------- Original message -------- From: Lucas Doná

Sep 26

Yerem Khalatyan, Mamadou DIOP6

Sep 22

Need access to 3d liveness SDK for possible purchase

Hi, Check https://github.com/DoubangoTelecom/ultimateFace-SDK?tab=readme-ov-file#checkout-source on

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Need access to 3d liveness SDK for possible purchase

Hi, Check https://github.com/DoubangoTelecom/ultimateFace-SDK?tab=readme-ov-file#checkout-source on

Sep 22

MAMADOU DIOP

Sep 16

Face recognition & 3d liveness detector SDK released

Hello, For information we have released our Face recognition SDK on Github at https://github.com/

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Face recognition & 3d liveness detector SDK released

Hello, For information we have released our Face recognition SDK on Github at https://github.com/

Sep 16

Anthony CAMUT, Mamadou DIOP2

Sep 8

Android ALPR License

Hi, When you purchase your licenses we sent you a mail with your credentials (login, password). The

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Android ALPR License

Hi, When you purchase your licenses we sent you a mail with your credentials (login, password). The

Sep 8

Ron David, Mamadou DIOP7

Aug 31

Getting Runtime Key from Docker Container on EC2

1/ the url clearly says there is no steps to follow to use containers in ec2. 2/ i don't

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Getting Runtime Key from Docker Container on EC2

1/ the url clearly says there is no steps to follow to use containers in ec2. 2/ i don't

Aug 31

Attila Hulej, Mamadou DIOP2

Aug 28

Egyptian license plates

Hi, no On 8/27/2025 9:41 AM, Attila Hulej wrote: Hi! Is it possible to recognize egyptian license

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Egyptian license plates

Hi, no On 8/27/2025 9:41 AM, Attila Hulej wrote: Hi! Is it possible to recognize egyptian license

Aug 28

MARIO SHIN, Mamadou DIOP3

Aug 26

Korean license plate recognition error

On 8/26/2025 1:24 PM, 'Mamadou DIOP' via doubango-ai wrote: > Hello, > > For South

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Korean license plate recognition error

On 8/26/2025 1:24 PM, 'Mamadou DIOP' via doubango-ai wrote: > Hello, > > For South

Aug 26

VISHNU P, Mamadou DIOP3

Aug 9

Refund Inquiry for Partially Used Licenses

Thank you for your reply. On Sun, 10 Aug 2025 at 1:37 AM, Mamadou DIOP <diopm...@doubango.org

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Refund Inquiry for Partially Used Licenses

Thank you for your reply. On Sun, 10 Aug 2025 at 1:37 AM, Mamadou DIOP <diopm...@doubango.org

Aug 9

VISHNU P, Mamadou DIOP2

Aug 6

Clarification on Confidence Values in JSON Result (confidences vs text)

Hi, Check https://www.doubango.org/SDKs/anpr/docs/Frequently_Asked_Questions_(FAQ).html#could-you-

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Clarification on Confidence Values in JSON Result (confidences vs text)

Hi, Check https://www.doubango.org/SDKs/anpr/docs/Frequently_Asked_Questions_(FAQ).html#could-you-

Aug 6

Lucas Doná Sfalcin, Mamadou DIOP2

Aug 1

32 bits vs 64 bits

64-bit is faster. Also take into account that 32-bit is being deprecated by almost everyone On 8/1/

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32 bits vs 64 bits

64-bit is faster. Also take into account that 32-bit is being deprecated by almost everyone On 8/1/

Aug 1

Lucas Doná Sfalcin3

Jul 9

_ultimateAlpr.so 64 bits

Isn't there a 64-bit version of the libultimate_alpr-sdk.so file? ALPR dont work in Raspberry pi

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_ultimateAlpr.so 64 bits

Isn't there a 64-bit version of the libultimate_alpr-sdk.so file? ALPR dont work in Raspberry pi

Jul 9

Lucas Doná Sfalcin, Mamadou DIOP4

Jul 1

Correct license plate with wrong letter read

use regex first then score share the result and score you get for each image On 1 Jul 2025, at 12:45,

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Correct license plate with wrong letter read

use regex first then score share the result and score you get for each image On 1 Jul 2025, at 12:45,

Jul 1

Søren Hyltoft, Mamadou DIOP3

Jun 20

VIM3 ignored

It's not so much about getting a refund for licenses, but more about your arrogant attitude. You

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VIM3 ignored

It's not so much about getting a refund for licenses, but more about your arrogant attitude. You

Jun 20

Etem Sezgin, … Mamadou DIOP21

Jun 20

Khadas vim3 Graph verify failed

Never mind. We only support one os version and it must match https://github.com/DoubangoTelecom/

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Khadas vim3 Graph verify failed

Never mind. We only support one os version and it must match https://github.com/DoubangoTelecom/

Jun 20

Anthony CAMUT, Mamadou DIOP5

Jun 15

URGENT!!! I have purchase 2 pack of ALPR Android license

Thank you veery very much!! Anthony CAMUT De: Mamadou DIOP <diopm...@doubango.org> Envoyé:

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URGENT!!! I have purchase 2 pack of ALPR Android license

Thank you veery very much!! Anthony CAMUT De: Mamadou DIOP <diopm...@doubango.org> Envoyé:

Jun 15

Nicolás Gonzalez, Mamadou DIOP5

Jun 13

MICR CMC7 - Demo Difference with SDK, I don't understand

But can't you tell me what the possible causes of the difference are? Are there any settings I

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MICR CMC7 - Demo Difference with SDK, I don't understand

But can't you tell me what the possible causes of the difference are? Are there any settings I

Jun 13

Paulo A. L. Rego

Jun 11

Pattern Configuration for Brazilian License Plates

Dear Team, I am currently using your ultimateALPR engine, and my work is focused on recognizing

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Pattern Configuration for Brazilian License Plates

Dear Team, I am currently using your ultimateALPR engine, and my work is focused on recognizing

Jun 11