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Atom-based non-stochastic and stochastic bilinear indices: Application to QSPR/QSAR studies of organic compounds
ArticleAbstract: The recently introduced bilinear indices are applied to the QSAR/QSPR studies of heteroatomic molecuPalabras claves:Autores:Garit J., Gerardo M. Casañola-Martin, Oscar Martínez Santiago, Torrens F., Yovani Marrero-PonceFuentes:scopusGeneralized molecular descriptors derived from event-based discrete derivative
ReviewAbstract: In the present study, a generalized approach for molecular structure characterization is introduced,Palabras claves:Atom-based derivative index, Discrete derivative, DIVATI, Event criterion, Fingerprint, Frequency matrix, PCa, QSAR/QSPR, ToMoCoMD-CARDDAutores:Cabrera R.M., César H. Zambrano, Fernando Javier Torres, Giménez F.P., López Y.M., Maykel Cruz-Monteagudo, Oscar Martínez Santiago, Stephen Jones Barigye, Thu H.L.T., Torrens F., Yaber-Goenag I., Yovani Marrero-PonceFuentes:googlescopusExploring proteasome inhibition using atomic weighted vector indices and machine learning approaches
ArticleAbstract: Ubiquitin–proteasome system (UPS) is a highly regulated mechanism of intracellular protein degradatiPalabras claves:AWV, deep learning, Descriptor, GA, ML, UpsAutores:Garit J., Gerardo M. Casañola-Martin, Oscar Martínez Santiago, Rasulev B., Rodríguez-González A.Y., Stephen Jones Barigye, Yoan Martínez LópezFuentes:scopusExploring the QSAR’s pbkp_redictive truthfulness of the novel N-tuple discrete derivative indices on benchmark datasets
ArticleAbstract: Graph derivative indices (GDIs) have recently been defined over N-atoms (N = 2, 3 and 4) simultaneouPalabras claves:CARDD suite, DIVATI module, feature selection, free and open source software, genetic algorithm, Friedman test for multiple comparisons, graph derivative indices, Keysfinder framework, Molecular descriptors, multiple linear regression, QSAR model, TOMOCOMD systemAutores:Hurtado E., Orozco-Ugarriza M.E., Oscar Martínez Santiago, Ramos Y., Rivera-Borroto O.M., Treto-Suarez M.A., Vergara-Murillo F., Vivas-Reyes R., Yoan Martínez López, Yovani Marrero-PonceFuentes:scopusDiscrete derivatives for atom-pairs as a novel graph-theoretical invariant for generating new molecular descriptors: Orthogonality, interpretation and QSARs/QSPRs on benchmark databases
ArticleAbstract: This report presents a new mathematical method based on the concept of the derivative of a molecularPalabras claves:DIVATI, Event, Frequency matrix, Generalized incidence matrix, Genetic Algorithm, invariant, Molecular descriptors, QSPR, Sub-graph, ToMoCoMD-CARDDAutores:Millán-Cabrera R., Oscar Martínez Santiago, Pérez-Giménez F., Stephen Jones Barigye, Torrens F., Yoan Martínez López, Yovani Marrero-PonceFuentes:scopusHigher-order and mixed discrete derivatives such as a novel graph-theoretical invariant for generating new molecular descriptors
ArticleAbstract: Background: Recently, some authors have defined new molecular descriptors (MDs) based on the use ofPalabras claves:Corticosteroid binding globulin, Derivative of molecular graph, Discrete derivative, Frequency hypermatrix, Graph Theory, Higher order of discrete derivative, Mixed discrete derivative, Molecular fragmentations, QSAR, steroidsAutores:César H. Zambrano, Fernando Javier Torres, Hurtado-Rodríguez E., Oscar Martínez Santiago, Pham-The H., Ugarriza M.E.O., Vivas-Reyes R., Yoan Martínez López, Yovani Marrero-PonceFuentes:googlescopusPhysico-Chemical and structural interpretation of discrete derivative indices on N-tuples atoms
ArticleAbstract: This report examines the interpretation of the Graph Derivative Indices (GDIs) from three differentPalabras claves:17 O-RMN, Activation entropy, Derivative indices, Discrete derivative, Free valence, GDIs, Reactivity, Resonance energy, Structural interpretationAutores:Artiles-Martínez L.M., César H. Zambrano, Fernando Javier Torres, Infante L.V., Maykel Cruz-Monteagudo, Muñiz Olite J.L., Oscar Martínez Santiago, Stephen Jones Barigye, Thu H.L.T., Vivas-Reyes R., Yovani Marrero-PonceFuentes:googlescopusShannon's, mutual, conditional and joint entropy information indices: Generalization of global indices defined from local vertex invariants
ArticleAbstract: A new mathematical approach is proposed in the definition of molecular descriptors (MDs) based on thPalabras claves:Conditional entropy, Frequency matrix, Joint entropy, Mutual entropy, Principal Component Analysis, QSPR, Shannon's entropy, Structural descriptor, SubgraphAutores:Oscar Martínez Santiago, Pérez-Giménez F., Stephen Jones Barigye, Torrens F., Yoan Martínez López, Yovani Marrero-PonceFuentes:scopusWhen global and local molecular descriptors are more than the sum of its parts: Simple, But Not Simpler?
ArticleAbstract: Abstract: In this report, we introduce a set of aggregation operators (AOs) to calculate global andPalabras claves:aggregation operator, Atom weight vector, MD-LOVIs software, molecular descriptor, No free lunch theorem, PCa, QSP(A)R, Shannon entropyAutores:César H. Zambrano, Enrique Terán, Fernando Javier Torres, Oscar Martínez Santiago, Stephen Jones Barigye, Yoan Martínez López, Yovani Marrero-PonceFuentes:googlescopusRelations frequency hypermatrices in mutual, conditional and joint entropy-based information indices
ArticleAbstract: Graph-theoretic matrix representations constitute the most popular and significant source of topologPalabras claves:2-Furylethylene derivative, hypermatrix, Information index, physico-chemical property, QSPR study, relations frequency matrix, Variability analysisAutores:Artiles-Martínez L.M., Oscar Martínez Santiago, Pino-Urias R.W., Stephen Jones Barigye, Torrens F., Yoan Martínez López, Yovani Marrero-PonceFuentes:scopus