[PDF] Top 20 A Survey on Shadow Detection Methods

... sometimes undesirable as they can deteriorate results of computer vision algorithms. Also, in some cases shadows can yield additional information regarding the scene and lighting conditions and hence can be considered ... See full document

... spam detection, it should be made clear that Spam bursts patterns could, in fact, be subjected to other conditions, such as promotion or sale on various ...the detection of fake reviews in the Chinese ... See full document

... Gharib and Ghorbani proposed DNA-Droid [16], a real- time hybrid detection framework. The DNA-Droid quickly assesses a sample using static analysis and if it is labeled suspicious, it will continuously monitor and ... See full document

... the shadow and non shadow regions. For instance, methods are attempted to detect shadows using a space color transformation and an automatic threshold ...the detection of shadows appears more ... See full document

... 1. Xiao et al [2013] proposed an approach to estimate features from the correlation between brain lateral ventricular (LaV) deformation and tumor and apply the extracted features for magnetic (MR) resonance image tumor ... See full document

... Network security is a paramount field that is increasingly gaining attention as the cyber world expands. The security threats and internet protocol were analyzed to determine the compulsory security technology. The ... See full document

... Among all the ways studied in this paper, method of immobilization of vehicle will be more effective. It can be a preventive measure for vehicle theft issue. Although image processing is used in various methods ... See full document

... fraud detection systems has thus become imperative for all credit card issuing banks to minimize their ...a survey of various techniques used in credit card fraud detection ... See full document

... A. K. Kundu et al. [14] development of computer aided automatic bleeding detection schemes is described. To investigate bleeding, the analysis of WCE image frames is carried out in normalized RGB (rgb) color space ... See full document

... In [2], SURF was used to detect all possible pairs of symmetrical matches by conversion to mirror. Then, to confirm the practicality and feasibility of the method, an application for make and model recognition of car ... See full document

... method, detection-controlled estimation, the number of small and medium enterprises, comparisons of the data on similar activities from various data sources, ...approach methods are based on evaluation of ... See full document

... the survey by Dollar et ...pedestrian detection. Second, the Hough forest detection model has a probabilistic ...Pedestrian detection has been considered in a Hough-based frame- work using ... See full document

... its detection which has become must due to increase in amount of air pollution in the atmosphere that causes various health ...existing methods and approaches for detection of air pollution, along ... See full document

... various methods like edge extraction, object recognition, and image matching and change detection for the corresponding ground objects in the shadow [12, ...generating shadow [1,6,17]. ... See full document

... PIR motion sensor senses the change in Infra-red radiation in its vicinity. The input pin of PIR is HIGH on motion detection and it changes to LOW when the motion subsides. A continuous stream of HIGH value is ... See full document

... based methods prevent the extraction of muscles as a part of the liver for accurate liver ...for detection of elongated tumors avoiding internal leakages to close ... See full document

... two methods namely, IOOPL and K- Means ...of shadow inwards and afterwards expanding it ...and shadow is removed and the output is the image without any ...the shadow region and the mask are ... See full document

... Traditional methods for shadow detection consid- ered it to be a pixel-labeling or edge-classification ...gion-based detection are examined in this ... See full document

... detect shadow region. After that the shadow scale factors in the umbra and penumbra are calculated using intensity surface approximation method and directional ...The shadow in image is removed by ... See full document

... Figure 5.8 shows a heat map of the four quantitative metrics verses all the algorithms on the WV2 data. The output of the WV2 images for all the 10 methods, is shown in the Figure 5.9. The heat-map is produced by ... See full document