Class information for:
Level 2: BLIND SOURCE SEPARATION//BLIND SOURCE SEPARATION BSS//NONNEGATIVE MATRIX FACTORIZATION

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
4 4 PSYCHIATRY//PSYCHOLOGY, CLINICAL//PUBLIC, ENVIRONMENTAL & OCCUPATIONAL HEALTH 1867560
505 3       PSYCHOLOGY, MATHEMATICAL//APPLIED PSYCHOLOGICAL MEASUREMENT//PSYCHOMETRIKA 22649
2365 2             BLIND SOURCE SEPARATION//BLIND SOURCE SEPARATION BSS//NONNEGATIVE MATRIX FACTORIZATION 4589
1710 1                   BLIND SOURCE SEPARATION//BLIND SOURCE SEPARATION BSS//INDEPENDENT COMPONENT ANALYSIS 2548
9592 1                   CANDECOMP//NONNEGATIVE TENSOR//TENSOR DECOMPOSITION 1171
15037 1                   NONNEGATIVE MATRIX FACTORIZATION//NONNEGATIVE MATRIX FACTORIZATION NMF//CONCEPT FACTORIZATION 762
35699 1                   ARCHETYPAL ANALYSIS//GRADE OF MEMBERSHIP//GRADE OF MEMBERSHIP ANALYSIS 108

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 BLIND SOURCE SEPARATION authKW 2291704 12% 60% 556
2 BLIND SOURCE SEPARATION BSS authKW 909234 4% 67% 199
3 NONNEGATIVE MATRIX FACTORIZATION authKW 836081 6% 44% 279
4 INDEPENDENT COMPONENT ANALYSIS authKW 830512 11% 25% 482
5 CONVOLUTIVE MIXTURES authKW 627195 2% 94% 97
6 CANDECOMP authKW 374498 1% 91% 60
7 INDEPENDENT COMPONENT ANALYSIS ICA authKW 365735 4% 29% 187
8 TENSOR DECOMPOSITION authKW 336955 2% 52% 94
9 NONNEGATIVE TENSOR authKW 295819 1% 96% 45
10 BLIND SIGNAL SEPARATION authKW 291437 1% 72% 59

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Computer Science, Artificial Intelligence 44645 26% 1% 1200
2 Engineering, Electrical & Electronic 19273 39% 0% 1781
3 Computer Science, Theory & Methods 7340 12% 0% 528
4 Mathematics, Applied 6106 15% 0% 711
5 Computer Science, Information Systems 2049 6% 0% 280
6 Acoustics 1258 3% 0% 158
7 Computer Science, Hardware & Architecture 1139 3% 0% 142
8 Automation & Control Systems 993 3% 0% 159
9 Mathematics 902 8% 0% 349
10 Statistics & Probability 768 4% 0% 169

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ADV BRAIN SIGNAL PROC 206203 2% 38% 80
2 GRP SCI ENGN TECHNOL 186915 1% 83% 33
3 HEIJMANS PSYCHOL 119404 0% 87% 20
4 BRAIN STYLE INFORMAT SYST GRP 76052 0% 92% 12
5 MATHICSE ANCHP 55613 0% 90% 9
6 NEURAL NETWORKS 54209 1% 23% 35
7 WIRELESS TELECOM GRP 40380 0% 59% 10
8 MANAGEMENT SCI DATA ANALYT 39943 0% 73% 8
9 LASER ATOM DEV 36605 0% 44% 12
10 OPEN INFORMAT SYST 34751 0% 56% 9

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SIGNAL PROCESSING 60358 5% 4% 242
2 IEEE TRANSACTIONS ON SIGNAL PROCESSING 55251 6% 3% 287
3 SIAM JOURNAL ON MATRIX ANALYSIS AND APPLICATIONS 41801 3% 5% 115
4 NEUROCOMPUTING 35231 5% 2% 230
5 IEEE SIGNAL PROCESSING LETTERS 26641 3% 3% 134
6 NEURAL COMPUTATION 21820 2% 4% 91
7 IEEE TRANSACTIONS ON AUDIO SPEECH AND LANGUAGE PROCESSING 18923 1% 4% 65
8 LECTURE NOTES IN COMPUTER SCIENCE 12470 9% 0% 410
9 IEEE TRANSACTIONS ON NEURAL NETWORKS 11871 2% 2% 71
10 DIGITAL SIGNAL PROCESSING 11112 1% 3% 54

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 BLIND SOURCE SEPARATION 2291704 12% 60% 556 Search BLIND+SOURCE+SEPARATION Search BLIND+SOURCE+SEPARATION
2 BLIND SOURCE SEPARATION BSS 909234 4% 67% 199 Search BLIND+SOURCE+SEPARATION+BSS Search BLIND+SOURCE+SEPARATION+BSS
3 NONNEGATIVE MATRIX FACTORIZATION 836081 6% 44% 279 Search NONNEGATIVE+MATRIX+FACTORIZATION Search NONNEGATIVE+MATRIX+FACTORIZATION
4 INDEPENDENT COMPONENT ANALYSIS 830512 11% 25% 482 Search INDEPENDENT+COMPONENT+ANALYSIS Search INDEPENDENT+COMPONENT+ANALYSIS
5 CONVOLUTIVE MIXTURES 627195 2% 94% 97 Search CONVOLUTIVE+MIXTURES Search CONVOLUTIVE+MIXTURES
6 CANDECOMP 374498 1% 91% 60 Search CANDECOMP Search CANDECOMP
7 INDEPENDENT COMPONENT ANALYSIS ICA 365735 4% 29% 187 Search INDEPENDENT+COMPONENT+ANALYSIS+ICA Search INDEPENDENT+COMPONENT+ANALYSIS+ICA
8 TENSOR DECOMPOSITION 336955 2% 52% 94 Search TENSOR+DECOMPOSITION Search TENSOR+DECOMPOSITION
9 NONNEGATIVE TENSOR 295819 1% 96% 45 Search NONNEGATIVE+TENSOR Search NONNEGATIVE+TENSOR
10 BLIND SIGNAL SEPARATION 291437 1% 72% 59 Search BLIND+SIGNAL+SEPARATION Search BLIND+SIGNAL+SEPARATION

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 2


rank cluster_id2 link
1 3183 SLICED INVERSE REGRESSION//SUFFICIENT DIMENSION REDUCTION//CENTRAL SUBSPACE
2 3726 JOURNAL OF CLASSIFICATION//PSYCHOMETRIKA//HIERARCHICAL CLASSES
3 1277 SPEECH ENHANCEMENT//SPEECH COMMUNICATION//IEEE TRANSACTIONS ON AUDIO SPEECH AND LANGUAGE PROCESSING
4 706 IEEE TRANSACTIONS ON AEROSPACE AND ELECTRONIC SYSTEMS//DIRECTION OF ARRIVAL ESTIMATION//ARRAY SIGNAL PROCESSING
5 85 FACE RECOGNITION//COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE//ACTION RECOGNITION
6 343 OFDM//IEEE TRANSACTIONS ON COMMUNICATIONS//TELECOMMUNICATIONS
7 1428 FRACTIONAL FOURIER TRANSFORM//FAULT DIAGNOSIS//MECHANICAL SYSTEMS AND SIGNAL PROCESSING
8 2457 FUZZY CLUSTERING//FUZZY C MEANS//CLUSTERING
9 177 COMPRESSED SENSING//IMAGE DENOISING//IMAGE RESTORATION
10 1088 CHEMOMETRICS AND INTELLIGENT LABORATORY SYSTEMS//MULTIVARIATE CURVE RESOLUTION//CHEMISTRY, ANALYTICAL

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