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opencv traincascade positive and negative image

Hello all, I'm using Haar Cascade for detect plate localization. I had using 4500 images for training and 100 other images for testing but result is not good. Probability correct value is only 70%. Currently i have 1500 Positive images and 3500 Negative images. I had using an image contains plate for Positive image and then i remove plate in this image using Paint tool for Negative image. I don't know this way have correct? Does anyone have experience about problem? Positive Image Negative Image

opencv traincascade positive and negative image

Hello all, I'm using Haar Cascade for detect plate localization. I had using 4500 images for training and 100 other images for testing but result is not good. Probability correct value is only 70%. Currently i have 1500 Positive images and 3500 Negative images. I had using an image contains plate for Positive image and then i remove plate in this image using Paint tool for Negative image. I don't know this way have correct? Does anyone have experience about problem? Positive Image: Positive Image

Negative Image: Negative Image

opencv traincascade positive and negative image

Hello all, I'm using Haar Cascade for detect plate localization. I had using 4500 images for training and 100 other images for testing but result is not good. Probability correct value is only 70%. Currently i have 1500 Positive images and 3500 Negative images. I had using an image contains plate for Positive image and then i remove plate in this image using Paint tool for Negative image. I don't know this way have correct? Does anyone have experience about problem? problem?

Positive Image: Positive Image

Negative Image: Negative Image

opencv traincascade positive and negative image

Hello all, I'm using Haar Cascade for detect plate localization. I had using 4500 images for training and 100 other images for testing but result is not good. Probability correct value is only 70%. Currently i have 1500 Positive images and 3500 Negative images. I had using an image contains plate for Positive image and then i remove plate in this image using Paint tool for Negative image. I don't know this way have correct? Does anyone have experience about problem?this?

Positive Image: Positive Image

Negative Image: Negative Image