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source camera identification

Source Camera Identification using DWT and Ladct

Source Camera Identification using DWT and Ladct

... the source camera from an ...the source camera from the its image is by analyzing lens aberration ...for source camera ...

10

Learning based forensic techniques for source camera identification

Learning based forensic techniques for source camera identification

... in source camera identification, especially when a sizeable database is ...in source camera ...of source camera identification in recent ...the ...

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Source Camera Identification using Non decimated Wavelet Transform

Source Camera Identification using Non decimated Wavelet Transform

... based source camera identification method for digital ...the camera refer- ence SPN signature was then used to identify the source camera of the ...the source device of ...

10

Source camera identification: a distributed computing approach using Hadoop

Source camera identification: a distributed computing approach using Hadoop

... Distributed computing is an alternative to improve the performance and processing time of an application. By distributing the workload among multiple connected computers, a process is executed in parallel thus redu- cing ...

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A context-adaptive SPN predictor for trustworthy source camera identification

A context-adaptive SPN predictor for trustworthy source camera identification

... for camera source identification (CSI) and image origin ...the identification performance is heavily dependent upon the purity of the estimated ...a source camera ...

11

Reinforced source camera identification using non-decimated wavelet transform

Reinforced source camera identification using non-decimated wavelet transform

... There are several methods that have been explored for the extraction of SPN for device identification and image linkage. A simplified version of the Total Variation based noise removal algorithm has been used to ...

5

The novel technique for the detection and removal of dust patterns from the image in source camera identification

The novel technique for the detection and removal of dust patterns from the image in source camera identification

... Abstract--The source camera identification is the technique to identify all the information related to the camera through which the picture is ...the camera lens and the color ...

5

Sensor Pattern Noise Estimation Based on Improved

Locally Adaptive DCT Filtering and Weighted Averaging for Source Camera Identification and Verification

Sensor Pattern Noise Estimation Based on Improved Locally Adaptive DCT Filtering and Weighted Averaging for Source Camera Identification and Verification

... of source camera identi- fication and/or verification has different ...PRNU-based source camera identification and verification system and propose enhancements in different stages of ...

13

Source Camera Identification Using SPN with PRNU

Source Camera Identification Using SPN with PRNU

... III. PROPOSED SYSTEM The large-scale image retrieval supported PRNU fingerprints is self-addressed in figure one. a large assortment of images is obtained by scanning parts of the online, employing a crawler computer ...

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Survey on Source Camera Identification Using SPN with PRNU

Survey on Source Camera Identification Using SPN with PRNU

... proves to be a major reduction in calculation time, which is very useful when dealing with large databases. Another advantage is that there are no parameters that need to be set for FSTV, unlike the other algorithms, ...

5

Inference of a compact representation of sensor fingerprint for source camera identification

Inference of a compact representation of sensor fingerprint for source camera identification

... 6. Conclusion In this paper, we introduced and evaluated the concept of PCA de-noising in the SCI task. Based on this concept, an effective framework for de-noising and compressing full-sized SPNs is pro- posed. We also ...

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Reinforced source camera identification using non decimated wavelet transform

Reinforced source camera identification using non decimated wavelet transform

... digital camera and can be used to perform source identification of digital ...the identification rate of the ...the camera reference ...the source camera of the ...

6

Random subspace method for aource camera identification

Random subspace method for aource camera identification

... for source camera identification, image classification, and forgery ...a camera identification framework based on the random subspace method and majority voting is proposed in this ...

6

Source Class Identification for DSLR and Compact Cameras

Source Class Identification for DSLR and Compact Cameras

... B. Wavelet Coefficient Features DSLR cameras have larger sensors compared to compact cameras, leading to low sensor noise. In other words, they produce less noisy and sharp images. Therefore, we propose to use ...

5

Camera Model Identification with Convolutional Neural Networks and Image Noise Pattern

Camera Model Identification with Convolutional Neural Networks and Image Noise Pattern

... Bondi built a CNN model with four convolution layers. The final layer was followed by a ReLU layer to produce a 128 dimensional feature vector. SVM is applied to this feature vector of 128 elements. The dataset used in ...

5

SMART CAMERA SENSORS SMART CAMERA SENSOR FOR VISUAL INSPECTION AND IDENTIFICATION

SMART CAMERA SENSORS SMART CAMERA SENSOR FOR VISUAL INSPECTION AND IDENTIFICATION

... SMART CAMERA SENSORS The inspection time is the time period between the image acquisition and digital output activation, including the exposition, acquisition and elaboration ...

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Effect of Source to Camera Distance and Count Rate on Intrinsic Uniformity of SPECT Gamma Camera

Effect of Source to Camera Distance and Count Rate on Intrinsic Uniformity of SPECT Gamma Camera

... http://dx.doi.org/10.4236/ojmi.2015.52012 How to cite this paper: Sarah, S., Prodhan, M.H., Hamid, K. and Huq, F. (2015) Effect of Source to Camera Distance and Count Rate on Intrinsic Uniformity of SPECT ...

7

Incremental updating feature extracion for camera identification

Incremental updating feature extracion for camera identification

... based camera identification, we usually extract noise residual from large image blocks to improve the identifica- tion accuracy, since large image blocks contain more SPN ...

6

Harmonic Source Identification System

Harmonic Source Identification System

... harmonic source location between utilities and customer is an effective way for harmonic signature ...the source, measurement for the single phase 240VAC source should be proposed with the capability ...

24

On the identification of the source of emission on the plane

On the identification of the source of emission on the plane

... of identification of the position and the moment of the beginning of a radioactive source emission on the ...of source and the moment of the beginning of ...

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