Merge pull request #82 from Jalen-Stephens/jalen/final-test

test: revert model weights and log inference details

Author: ikeschmack

src/main/java/dev/coms4156/project/metadetect/service/LogisticRegressionService.java

@@ -39,6 +39,9 @@ public InferenceResult predict(String imagePath, C2paMetadata c2pa) {
         && c2pa.getc2paHasManifest() == 1
         && c2pa.getc2paErrorFlag() == 0;
 
+    log.info("Model inference v{}: wLen={}, fLen={}, z={}, p={}",
+        model.version(), model.weights().length, features.length, z, probability);
+
     return new InferenceResult(probability, c2paUsed, model.version());
   }
 

src/main/resources/model.json

@@ -1,19 +1,18 @@
 {
-    "type": "logistic_regression",
+    "version": "v1",
     "weights": [
-        -0.0011461266328084906,
-        0.9583668568941945,
-        -27.119188030942635,
-        0.009850658339311183,
-        0.23904156848789526,
-        0.008135962914517462,
-        0.002454576012358591,
-        -1.7857086451154074,
-        0.0,
-        0.0,
-        0.0,
+        0.18,
+        -0.07,
+        0.14,
+        0.05,
+        0.09,
+        -0.02,
+        -0.03,
+        0.12,
+        0.25,
+        0.12,
         0.35,
-        0.0
+        -0.2
     ],
-    "bias": -13.851754449616177
+    "bias": -0.3
 }