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Use tracker and voting system to correct ALPR

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This commit is contained in:
Tuan Nghia Nguyen
2026-04-22 11:19:42 +10:00
parent f7f356c044
commit 24d6d2e0a5
3 changed files with 8 additions and 4 deletions
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3
.claude/settings.local.json
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@@ -49,7 +49,8 @@
"Read(//c/Users/nghia/Downloads/**)", "Read(//c/Users/nghia/Downloads/**)",
"Bash(awk '{print \"OCR_Leak: \"$1}')", "Bash(awk '{print \"OCR_Leak: \"$1}')",
"Bash(awk 'NR==1 || NR%20==0 || NR==157 { *)", "Bash(awk 'NR==1 || NR%20==0 || NR==157 { *)",
"Bash(xargs file *)" "Bash(xargs file *)",
"Bash(xargs grep *)"
] ]
} }
} }

7
modules/ANSLPR/ANSLPR_OD.h
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@@ -167,8 +167,11 @@ namespace ANSCENTER
// Master switch for tracker + voting post-processing inside // Master switch for tracker + voting post-processing inside
// RunInference / RunInferenceSingleFrame. When false, these methods // RunInference / RunInferenceSingleFrame. When false, these methods
// return raw per-frame OCR output (no alprChecker.checkPlateByTrackId // return raw per-frame OCR output (no alprChecker.checkPlateByTrackId
// voting, no spatial ensureUniquePlateText dedup). Default: disabled. // voting, no spatial ensureUniquePlateText dedup). Default: enabled,
bool _enableTrackerVoting{ false }; // so full-frame callers get temporal consensus out of the box. Pipeline
// crop callers still bypass voting automatically via the width gate in
// shouldUseALPRChecker. Opt out explicitly with SetTrackerVotingEnabled(false).
bool _enableTrackerVoting{ true };
struct ImageSizeTracker { struct ImageSizeTracker {
cv::Size lastSize{0, 0}; cv::Size lastSize{0, 0};

2
tests/ANSLPR-UnitTest/ANSLPR-UnitTest.cpp
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@@ -570,7 +570,7 @@ int ANSLPR_OD_FolderInferences_Test() {
ANSCENTER::ANSALPR* infHandle = nullptr; ANSCENTER::ANSALPR* infHandle = nullptr;
std::string licenseKey = ""; std::string licenseKey = "";
std::string modelZipFile = "C:\\ProgramData\\ANSCENTER\\ANSVIS Server\\ANSALPR\\ServerOptimised\\ANS_ALPR_v1.2_NVIDIAGeForceRTX4070LaptopGPU.zip"; std::string modelZipFile = "C:\\ProgramData\\ANSCENTER\\ANSVIS Server\\ANSALPR\\ServerOptimised\\ANS_ALPR_v1.2_NVIDIAGeForceRTX4070LaptopGPU.zip";
std::string folderPath = "E:\\Programs\\DemoAssets\\ImageSeries\\ALPR character M\\EventDebug_20260419_150533.690"; std::string folderPath = "E:\\Programs\\DemoAssets\\ImageSeries\\ALPR character M\\EventDebug_20260419_151653.296";
int engineType = 1; int engineType = 1;
double detectionThreshold = 0.3; double detectionThreshold = 0.3;