Questions - OpenCV Q&A Forum

238

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2017-10-05 05:08:48 -0600 berak

compareHist is returning very low value incase of Bhattacharyya method

2k

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1

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no

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2017-06-18 03:22:46 -0600 berak

how to get the second largest bin in histogram

histogram

599

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1

answer

1

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2017-06-17 19:47:40 -0600 waschbaer

Is it possible for calcHist to return a hist with NaN

287

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no

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no

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2017-06-01 03:57:45 -0600 Beanocean

The same two images have different histogram correlation when compared in different machines

histogram

377

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1

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no

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2017-05-31 03:38:14 -0600 StevenPuttemans

changing pixel values for a group of pixels

201

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1

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no

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2017-05-30 01:39:46 -0600 lohachan0108

In the Histogram Cost Extractor module, what does the values returned by buildcostMatrix function signify?

101

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2017-05-24 23:44:45 -0600 lohachan0108

How can I use the NormHistogramCostExtractor class? What function do I need to call to extract the cost? What are the arguments to be passed ?

140

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2017-03-27 04:33:31 -0600 hipiers

Example code Histogram Calculation not generating a window [closed]

156

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2017-03-11 15:27:29 -0600 Flux

Unexpected result from cuda::histRange()

512

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1

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2017-03-01 23:49:37 -0600 jpistorino

Creating Polar Histogram on Contour Segment

437

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1

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no

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2017-02-19 12:40:40 -0600 fastdeath

Unexpected result with RGB Histogram Backprojection in Python

305

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1

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2017-02-13 11:20:37 -0600 berak

How to construct a histogram representation suitable for SVM classification

7k

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1

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no

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2016-12-11 17:49:02 -0600 tamina

Using cv reduce in Python

268

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1

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no

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2016-12-08 03:07:06 -0600 berak

pairwise geometric histogram (PGH)

6k

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2

answers

2

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2016-11-10 09:06:17 -0600 essamzaky

analysis of the vertical and horizontal histogram

histogram

428

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1

answer

1

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2016-10-29 16:07:13 -0600 Tetragramm

Number of bins in CLAHE?

275

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2016-10-06 16:16:05 -0600 Schwaick

opencv keypoint and histogram matching [closed]

1k

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1

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2016-09-23 08:52:04 -0600 Vintez

Locate Peaks in Orientation Histogramm

337

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2016-09-21 09:42:37 -0600 Serge

Gpu API call <misaligned adress>

76

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2016-08-16 07:43:30 -0600 Nbb

Compute histogram of CV_32S Mat

histogram

275

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no

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2016-07-20 11:23:33 -0600 lovaj

Bag of Features: why the distance between two histograms of the same image is different than 0?

1k

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1

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no

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2016-06-28 00:02:26 -0600 berak

Converting histogram Mat to BitMap - Getting OpenCV Error (src.type() == CV_8UC1 || src.type() == CV_8UC3 || src.type() == CV_8UC4)

881

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1

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2016-06-26 18:46:10 -0600 Solace

Why does calcHist() method create an empty black histogram Mat?

778

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2016-06-26 18:44:38 -0600 Solace

Why am I getting this Assertion Failed error in my calcHist() call? [closed]

5k

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1

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2

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2016-06-05 14:29:37 -0600 sturkmen

How to faster sort matrix?

6k

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1

answer

2

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2016-05-17 12:11:25 -0600 pklab

Finding Bimodal Peak in Histogram

1k

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1

answer

no

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2016-04-14 23:53:59 -0600 berak

Training color histogram values to svm.

2k

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2

answers

2

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2016-04-07 10:51:33 -0600 pklab

histogram smoothing

28k

views

5

answers

6

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2016-03-21 05:19:30 -0600 essamzaky

How to find the two most dominant colors in an image?

1k

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2

answers

1

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2016-03-18 06:21:03 -0600 berak

146 questions

compareHist is returning very low value incase of Bhattacharyya method

how to get the second largest bin in histogram

Is it possible for calcHist to return a hist with NaN

The same two images have different histogram correlation when compared in different machines

changing pixel values for a group of pixels

In the Histogram Cost Extractor module, what does the values returned by buildcostMatrix function signify?

How can I use the NormHistogramCostExtractor class? What function do I need to call to extract the cost? What are the arguments to be passed ?

Example code Histogram Calculation not generating a window [closed]

Unexpected result from cuda::histRange()

Creating Polar Histogram on Contour Segment

Unexpected result with RGB Histogram Backprojection in Python

How to construct a histogram representation suitable for SVM classification

Using cv reduce in Python

pairwise geometric histogram (PGH)

analysis of the vertical and horizontal histogram

Number of bins in CLAHE?

opencv keypoint and histogram matching [closed]

Locate Peaks in Orientation Histogramm

Gpu API call <misaligned adress>

Compute histogram of CV_32S Mat

Bag of Features: why the distance between two histograms of the same image is different than 0?

Converting histogram Mat to BitMap - Getting OpenCV Error (src.type() == CV_8UC1 || src.type() == CV_8UC3 || src.type() == CV_8UC4)

Why does calcHist() method create an empty black histogram Mat?

Why am I getting this Assertion Failed error in my calcHist() call? [closed]

How to faster sort matrix?

Finding Bimodal Peak in Histogram

Training color histogram values to svm.

histogram smoothing

How to find the two most dominant colors in an image?

Copy histogram of an image to another

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