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Knowledge base
General FAQ
Biometrics
28
How does image DPI affect error rates?
Why does verification return different score when fingerprints are compared the other way round?
How can I use IDKit templates in other software?
Do you support ANSI/NIST ITL-2000 standard?
What is the meaning of quality returned by IEngine_GetFingerprintQuality?
View all 28
Licensing
31
License data doesn’t have expected length
Where is license file located?
Can I use the same license in multiple processes?
Do I have to buy new license in order to use your software on another computer?
I entered lowercase hardware ID and now the license doesn't work
View all 31
Other
4
Fingerprint scanning
Support of UWP framework
How to get the best answer from our Innovatrics Support Team
Where can I find older versions of the software?
Innovatrics SDKs
Enviroment issues
4
IDKit System.BadImageFormatException
Missing libusb dependency
System.DllNotFoundException: Unable to load DLL 'libgdiplus'
How can I check the dependencies of a dynamic library?
IDKit SDK
72
Does IDKit return the best matching user or the first matching user?
How do I export/import single fingerprint template from user record (user template) that contains multiple fingerprints (fingerprint templates)?
How does IDKit handle ambiguity?
How do I join multiple single fingerprint templates into one user record (user template)?
What is the general error rate that can be expected from IDKit?
View all 72
ANSI and ISO SDK
12
What's the difference between IDKit SDK and ANSI&ISO SDK?
Do you support ISO/IEC 19794-2 templates?
How fast is the matching procedure with ANSI/ISO SDK?
Difference between probe and gallery template
Why do I get different score depending on which way I compare templates?
View all 12
Segmentation SDK
4
NFIQ score (NIST Fingerprint Image Quality)
Real-time capture and NFIQ qaulity
Can your SDK calculate NFIQ quality score?
Initialize Segmentation SDK with a custom license file
Mobile and Embedded SDKs
1
Bitmap to RAW conversion in Android
IFace (Deprecated)
9
IFace SDK multi-GPU processing
IFace SDK GPU processing limitations
IDKit Multi SDK & IFace SDK cooperation
IFace SDK matching score threshold FAR vs FRR
IFace draw face rectangle
View all 9
Innovatrics ABIS
ExpressID AFIS Single Server (Deprecated)
13
I have deleted database file and restarted Matcher/Dispatcher, but the fingerprints are still there
I upgraded ExpressID and now the Matcher/Dispatcher/Node starts up only from console
How does data synchronization work in ExpressID AFIS Government?
I don't see any changes in database tables used by ExpressID AFIS Government
The service is crashing with out of memory errors (Windows 32bit)
View all 13
WebAFIS
0
General ABIS
24
ABIS on SPARC
Performance decrease of ABIS in VM environment
ABIS: How many servers can I loose and still provide a service in HA cluster?
ABIS: How many templates can be handled by Innovatrics ABIS?
AMQ message processing is very slow
View all 24
DOT
General DOT
5
What is the usual sequence for the KYC process?
What is the recommended production HW configuration (CPU, RAM, otherstorage) for each DOT server component?
Do DOT server components need Oracle Java SE or would they work on OpenJDK?
Do these components have any specific requirements on the infrastructure/libraries?
Is Docker a must or can the app also be packaged as a regular WAR?
DOT Mobile
3
On which platforms can I run DOT Mobile?
Does DOT mobile run on every platform?
Do you provide sample code for DOT Mobile?
DOT Server
5
I have a desktop / web application, can I integrate it with DOT?
How can I start quickly a Proof of Concept (PoC) with DOT?
What’s the {{server}} variable on Postman?
Can DOT run on Windows Server?
I need to increase the throughput or latency of the services, what can I do?
DOT OCR
3
Which kinds of identification documents can I use?
I need to a specific document type that is not yet available
I’ve installed the DOT OCR Server as documented, however it says, ‘model can’t be found’.
DOT Licensing
4
What do I need to license my mobile application?
What do I need to license my server instances?
What’s the cost of the licenses?
My server doesn’t start, it says, license not found.
Smartface
Installation
2
Why the services failed to install/register?
Why in prerequisities installer is only .NET Framework enabled?
Cameras and Streams
1
Why video stream or other visual components are not visible in SF GUI?
GUI
0
General Smartface
7
Streams are not working / Matching does not work / Faces are not appearing in Recent faces
Why does SmartFace have many false detections?
How can I lower the CPU/GPU resource utilization for real-time video processing?
What is the maximum watchlist gallery size for succesfull face identification?
What is the minimum face image quality for the succesfull face identification?
View all 7