merge with master

Signed-off-by: Micaela Verucchi <micaelaverucchi@gmail.com>

tests/darknet/cfg/yolo4_mmr.cfg

@@ -1,12 +1,11 @@
 [net]
-# Testing
 batch=1
 subdivisions=1
 # Training
-#batch=64
-#subdivisions=8
-width=416
-height=416
+width=512
+height=512
+# width=608
+# height=608
 channels=3
 momentum=0.949
 decay=0.0005
@@ -15,11 +14,11 @@ saturation = 1.5
 exposure = 1.5
 hue=.1
 
-learning_rate=0.00261
+learning_rate=0.0013
 burn_in=1000
-max_batches = 500500
+max_batches = 16000
 policy=steps
-steps=400000,450000
+steps=12800,14400
 scales=.1,.1
 
 #cutmix=1
@@ -959,14 +958,14 @@ activation=leaky
 size=1
 stride=1
 pad=1
-filters=255
+filters=27
 activation=linear
 
 
 [yolo]
 mask = 0,1,2
 anchors = 12, 16, 19, 36, 40, 28, 36, 75, 76, 55, 72, 146, 142, 110, 192, 243, 459, 401
-classes=80
+classes=4
 num=9
 jitter=.3
 ignore_thresh = .7
@@ -978,6 +977,7 @@ iou_normalizer=0.07
 iou_loss=ciou
 nms_kind=greedynms
 beta_nms=0.6
+max_delta=5
 
 
 [route]
@@ -1046,14 +1046,14 @@ activation=leaky
 size=1
 stride=1
 pad=1
-filters=255
+filters=27
 activation=linear
 
 
 [yolo]
 mask = 3,4,5
 anchors = 12, 16, 19, 36, 40, 28, 36, 75, 76, 55, 72, 146, 142, 110, 192, 243, 459, 401
-classes=80
+classes=4
 num=9
 jitter=.3
 ignore_thresh = .7
@@ -1065,6 +1065,7 @@ iou_normalizer=0.07
 iou_loss=ciou
 nms_kind=greedynms
 beta_nms=0.6
+max_delta=5
 
 
 [route]
@@ -1133,14 +1134,14 @@ activation=leaky
 size=1
 stride=1
 pad=1
-filters=255
+filters=27
 activation=linear
 
 
 [yolo]
 mask = 6,7,8
 anchors = 12, 16, 19, 36, 40, 28, 36, 75, 76, 55, 72, 146, 142, 110, 192, 243, 459, 401
-classes=80
+classes=4
 num=9
 jitter=.3
 ignore_thresh = .7
@@ -1153,4 +1154,5 @@ iou_normalizer=0.07
 iou_loss=ciou
 nms_kind=greedynms
 beta_nms=0.6
+max_delta=5