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Discrete 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: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 predictive 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:scopusEvent-based criteria in GT-STAF information indices: Theory, exploratory diversity analysis and QSPR applications
ArticleAbstract: Versatile event-based approaches for the definition of novel information theory-based indices (IFIs)Palabras claves:CLÚSTER ANALYSIS, conditional and joint entropy, Event, GT-STAF, magnitude criterion, QSPR, Shannon's, mutual, ToMoCoMD-CARDDAutores:Domenech R.G., Gálvez J., Santiago O.M., Stephen Jones Barigye, Torrens F., Yoan Martínez López, Yovani Marrero-PonceFuentes:scopusRelations 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:scopusShannon'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:scopusState of the art review and report of new tool for drug discovery
ReviewAbstract: Background: There are a great number of tools that can be used in QSAR/QSPR studies; they are implemPalabras claves:aggregation, Atomic weighted vector, multiple linear regression, Operator, principal components analysis, QSAR, variabilityAutores:Caballero Y., Garit J., Millán-Cabrera R., Quintana J.M., Stephen Jones Barigye, Torrens F., Yoan Martínez López, Yovani Marrero-PonceFuentes:scopus