Class information for:
Level 1: STEGANOGRAPHY//REVERSIBLE DATA HIDING//STEGANALYSIS

Basic class information
Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
12 4 COMPUTER SCIENCE, THEORY & METHODS//COMPUTER SCIENCE, INFORMATION SYSTEMS//COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE 1181119
688 3       STEGANOGRAPHY//WATERMARKING//DIGITAL WATERMARKING 8505
1651 2             STEGANOGRAPHY//WATERMARKING//DIGITAL WATERMARKING 7184
4858 1                   STEGANOGRAPHY//REVERSIBLE DATA HIDING//STEGANALYSIS 1740

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 STEGANOGRAPHY authKW 6106275 27% 71% 476
2 REVERSIBLE DATA HIDING authKW 4419929 15% 94% 260
3 STEGANALYSIS authKW 3664297 13% 90% 224
4 DATA HIDING authKW 2186932 14% 49% 244
5 INFORMATION HIDING authKW 1571000 10% 50% 174
6 HISTOGRAM SHIFTING authKW 1018757 3% 94% 60
7 DIFFERENCE EXPANSION authKW 997350 3% 97% 57
8 REVERSIBLE WATERMARKING authKW 958017 4% 73% 72
9 LOSSLESS DATA HIDING authKW 635752 2% 95% 37
10 PIXEL VALUE DIFFERENCING authKW 452784 1% 100% 25

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Computer Science, Information Systems 36702 38% 0% 662
2 Computer Science, Theory & Methods 17953 28% 0% 489
3 Computer Science, Software Engineering 17197 23% 0% 403
4 Engineering, Electrical & Electronic 12596 50% 0% 870
5 Computer Science, Artificial Intelligence 5528 15% 0% 265
6 Imaging Science & Photographic Technology 3900 7% 0% 120
7 Telecommunications 3888 13% 0% 229
8 Computer Science, Hardware & Architecture 1512 6% 0% 96
9 Computer Science, Interdisciplinary Applications 135 3% 0% 53
10 Optics 111 5% 0% 84

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 INFORMAT ENGN COMP SCI 172228 5% 10% 91
2 COMP SCI INFORMAT ENGN 105110 15% 2% 256
3 DIGITAL FORENS ENGN 72446 0% 100% 4
4 FUJIAN PROV DATA MIN PLICAT 72446 0% 100% 4
5 MATH COMP SCI TECHNOL 72446 0% 100% 4
6 COMP SCI INFORMAT MANAGEMENT 59504 2% 9% 38
7 CKC SOFTWARE 59268 0% 55% 6
8 INFORMAT SECUR ENG 54334 0% 100% 3
9 CAS ELE OMAGNET SPACE INFORMAT 43460 0% 40% 6
10 ADLI BILISIM MUHENDISLIGI BOLUMU 36223 0% 100% 2

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 MULTIMEDIA TOOLS AND APPLICATIONS 113308 9% 4% 161
2 IEEE TRANSACTIONS ON INFORMATION FORENSICS AND SECURITY 108290 6% 6% 97
3 IMAGING SCIENCE JOURNAL 58318 3% 7% 47
4 SECURITY AND COMMUNICATION NETWORKS 30974 3% 3% 52
5 JOURNAL OF VISUAL COMMUNICATION AND IMAGE REPRESENTATION 23457 3% 3% 47
6 KSII TRANSACTIONS ON INTERNET AND INFORMATION SYSTEMS 12141 2% 2% 34
7 IET IMAGE PROCESSING 11726 1% 3% 23
8 JOURNAL OF SYSTEMS AND SOFTWARE 11102 3% 1% 48
9 SIGNAL PROCESSING 10749 4% 1% 63
10 INTERNATIONAL JOURNAL OF INNOVATIVE COMPUTING INFORMATION AND CONTROL 9609 2% 1% 37

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 STEGANOGRAPHY 6106275 27% 71% 476 Search STEGANOGRAPHY Search STEGANOGRAPHY
2 REVERSIBLE DATA HIDING 4419929 15% 94% 260 Search REVERSIBLE+DATA+HIDING Search REVERSIBLE+DATA+HIDING
3 STEGANALYSIS 3664297 13% 90% 224 Search STEGANALYSIS Search STEGANALYSIS
4 DATA HIDING 2186932 14% 49% 244 Search DATA+HIDING Search DATA+HIDING
5 INFORMATION HIDING 1571000 10% 50% 174 Search INFORMATION+HIDING Search INFORMATION+HIDING
6 HISTOGRAM SHIFTING 1018757 3% 94% 60 Search HISTOGRAM+SHIFTING Search HISTOGRAM+SHIFTING
7 DIFFERENCE EXPANSION 997350 3% 97% 57 Search DIFFERENCE+EXPANSION Search DIFFERENCE+EXPANSION
8 REVERSIBLE WATERMARKING 958017 4% 73% 72 Search REVERSIBLE+WATERMARKING Search REVERSIBLE+WATERMARKING
9 LOSSLESS DATA HIDING 635752 2% 95% 37 Search LOSSLESS+DATA+HIDING Search LOSSLESS+DATA+HIDING
10 PIXEL VALUE DIFFERENCING 452784 1% 100% 25 Search PIXEL+VALUE+DIFFERENCING Search PIXEL+VALUE+DIFFERENCING

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.

Classes with closest relation at Level 1


rank cluster_id2 link
1 997 DIGITAL WATERMARKING//WATERMARKING//IMAGE WATERMARKING
2 38048 RIGHTS PROTECTION//RIGHT PROTECTION//CLIMATE CHANGE 1 2 1
3 29915 ZERO SHOT LEARNING//JIANGSU ENGN NETWORK MONITORING//COVERLESS INFORMATION HIDING
4 38255 SHARED RESOURCE MATRIX//BIOMEDICAL DECISION MAKING//COMMUNICATING CONCURRENT KLEENE ALGEBRA
5 17842 IMAGE FORENSICS//DIGITAL IMAGE FORENSICS//COPY MOVE FORGERY
6 36924 QR BARCODE//GR H DESIGN IMAGE PROC//INAUDIBLE FREQUENCY
7 11167 VISUAL CRYPTOGRAPHY//SECRET SHARING//VISUAL SECRET SHARING
8 18672 ERROR DIFFUSION//HALFTONING//INVERSE HALFTONING
9 4469 VECTOR QUANTIZATION//BLOCK TRUNCATION CODING//IMAGE COMPRESSION
10 4851 IMAGE ENCRYPTION//CHOSEN PLAINTEXT ATTACK//SELECTIVE ENCRYPTION

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