Research Topics
| Ryo YoshidaSummaryAffiliation: Institute of Statistical Mathematics Country: Japan Publications
| Collaborators
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Detail Information
Publications
Bayesian learning of biological pathways on genomic data assimilationRyo Yoshida
Institute of Statistical Mathematics, Research Organization of Information and Systems, 4 6 7 Minami Azabu, Minato ku, Tokyo 106 8569, Japan
Bioinformatics 24:2592-601. 2008..Furthermore, once a set of hypothetical models has been created, any statistical criterion is needed to test the ability of the constructed models and to proceed to model revision...
Bayesian experts in exploring reaction kinetics of transcription circuitsRyo Yoshida
The Institute of Statistical Mathematics, Research Organization of Information and Systems, Tokyo, Japan
Bioinformatics 26:i589-95. 2010..Despite of a need for simulation-aided studies, our research field has yet provided no clear answers: how to specify kinetic values in models that are difficult to measure from experimental/theoretical analyses on biochemical kinetics...
A state space representation of VAR models with sparse learning for dynamic gene networksKaname Kojima
Human Genome Center, Institute of Medical Science, University of Tokyo, 4 6 1 Shirokanedai, Minato ku, Tokyo 108 8639, Japan
Genome Inform 22:56-68. 2010....
Genomic data assimilation for estimating hybrid functional Petri net from time-course gene expression dataMasao Nagasaki
Human Genome Center, Institute of Medical Science, University of Tokyo, 4 6 1 Shirokanedai, Minato ku, Tokyo, 108 8639, Japan
Genome Inform 17:46-61. 2006..We demonstrate the effectiveness of our approach using synthetic data. As a result, parameter estimation using genomic data assimilation works very well and the network structure is suitably selected...
ExonMiner: Web service for analysis of GeneChip Exon array dataKazuyuki Numata
Human Genome Center, Institute of Medical Science, University of Tokyo, Tokyo, Japan
BMC Bioinformatics 9:494. 2008..However, exon array produces massive datasets that are more than we can handle and analyze on personal computer...
SiGN-SSM: open source parallel software for estimating gene networks with state space modelsYoshinori Tamada
Laboratory of DNA Information Analysis, Human Genome Center, Institute of Medical Science, The University of Tokyo, 4 6 1 Shirokanedai, Minato ku, Tokyo 108 8639, Japan
Bioinformatics 27:1172-3. 2011..The pre-installed binaries are also available on the Human Genome Center supercomputer system. The online manual and the supplementary information of SiGN-SSM is available on our web site. CONTACT: tamada@ims.u-tokyo.ac.jp...
Clustering samples characterized by time course gene expression profiles using the mixture of state space modelsOsamu Hirose
Human Genome Center, Institute of Medical Science, University of Tokyo, Minato ku, Tokyo, 108 8639, Japan
Genome Inform 18:258-66. 2007..We demonstrate the proposed method along with the cluster analysis of 53 multiple sclerosis patients under recombinant interferon beta therapy with the longitudinal time course expression profiles...
Predicting differences in gene regulatory systems by state space modelsRui Yamaguchi
Human Genome Center, Institute of Medical Science, University of Tokyo, Tokyo, Japan
Genome Inform 21:101-13. 2008..We also discussed differences in regulatory systems for the unpredictable genes. The proposed method would be a promising tool for identifying biomarkers and drug target genes...
Statistical inference of transcriptional module-based gene networks from time course gene expression profiles by using state space modelsOsamu Hirose
Human Genome Center, Institute of Medical Science, University of Tokyo, 4 6 1 Shirokanedai, Minato ku, Tokyo, 108 8639, Japan
Bioinformatics 24:932-42. 2008..One promising approach to overcome such a limitation is to infer gene networks by exploring the potential transcriptional modules which are sets of genes sharing a common function or involved in the same pathway...
Modeling and estimation of dynamic EGFR pathway by data assimilation approach using time series proteomic dataShinya Tasaki
Medical Proteomics Laboratory, Institute of Medical Science, The University of Tokyo, 4 6 1 Shirokanedai, Minato ku, Tokyo 108 8639, Japan
Genome Inform 17:226-38. 2006..By using the proteomic data, we semi-automatically constructed a well-tuned EGFR HFPNe model by using the Cell Illustrator coupled with the DA framework...
A statistical framework for genome-wide discovery of biomarker splice variations with GeneChip Human Exon 1.0 ST ArraysRyo Yoshida
Human Genome Center, Institute of Medical Science, University of Tokyo, 4 6 1 Shirokanedai, Minato ku, 108 8639 Tokyo, Japan
Genome Inform 17:88-99. 2006..Our work is an important first step toward development of more advanced statistical technology. Supplementary information and materials are available from http://bonsai.ims.u-tokyo.ac.jp/~yoshidar/IBSB2006_ExonArray.htm...
Identification of activated transcription factors from microarray gene expression data of Kampo medicine-treated miceRui Yamaguchi
Human Genome Center, Institute of Medical Science, University of Tokyo, Minato ku, Tokyo 108 8639, Japan
Genome Inform 18:119-29. 2007..Our method gives summary for the system's behavior with various functional annotations, e.g. TFAs and gene ontology, and thus offer clues to understand it in more holistic manner...
ArrayCluster: an analytic tool for clustering, data visualization and module finder on gene expression profilesRyo Yoshida
Human Genome Center, Institute of Medical Science, University of Tokyo 4 6 1 Shirokanedai, Minato ku, Tokyo 108 8639, Japan
Bioinformatics 22:1538-9. 2006..It provides us some analytic tools for clustering DNA microarray experiments, data visualization and an automatic detector for module transcriptional of genes that are relevant to the calibrated molecular subtypes and so on...
Direction control of chemical wave propagation in self-oscillating gel arrayShinji Tateyama
Department of Materials Engineering, Graduate School of Engineering, The University of Tokyo, Tokyo, Japan
J Phys Chem B 112:1777-82. 2008..The swelling and deswelling changes of the gels followed the unidirectional propagation of the chemical wave...
Effect of initial substrate concentration of the Belousov-Zhabotinsky reaction on self-oscillation for microgel systemDaisuke Suzuki
Department of Materials Engineering, Graduate School of Engineering, The University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo, Japan
J Phys Chem B 112:12618-24. 2008..The change in oscillation for the microgels can be understood by considering the microgel network effect...
Characterization of autonomously oscillating viscosity induced by swelling/deswelling oscillation of the microgelsHajime Taniguchi
Department of Materials Engineering, Graduate School of Engineering, The University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo 113 8656, Japan, International Young Researchers Empowerment Center, Shinshu University, 3 15 1 Tokida, Ueda, Nagano 386 8567, Japan, and PRESTO, Japan Science and Technology Agency, 4 1 8 Honcho Kawaguchi, Saitama, Japan
J Phys Chem B 114:2405-10. 2010....
