'Tree reconstruction' presentation slideshows

Molecular Evolution

1.55k views • 132 slides

Molecular Evolution

1.34k views • 132 slides

Molecular Evolution

Molecular Evolution. Evolutionary Trees. How are these trees built from DNA sequences?. Evolutionary Trees. How are these trees built from DNA sequences? leaves represent existing species internal vertices represent ancestors root represents the oldest evolutionary ancestor.

1.3k views • 111 slides

Phylogenetic Analysis

1.14k views • 105 slides

Evolutionary Analysis

Evolutionary Analysis. Tara Harmer Luke The Richard Stockton College of NJ. Tree. Mathematical structure Model evolutionary history. Taxon 1. Taxon 2. Taxon 3. Taxon 4. Taxon 5. Taxon 6. Taxon 1. Outgroup. Taxon 2. Root. Sister taxa. Taxon 3. Branch. Taxon 4. Node. Taxon 5.

1.14k views • 87 slides

Phylogenetic Analysis

927 views • 78 slides

Molecular Evolution

771 views • 60 slides

531 views • 52 slides

Phylogenetics

1.26k views • 51 slides

CSCE555 Bioinformatics

CSCE555 Bioinformatics. Lecture 13 Phylogenetics II Meeting: MW 4:00PM-5:15PM SWGN2A21 Instructor: Dr. Jianjun Hu Course page: http://www.scigen.org/csce555. HAPPY CHINESE NEW YEAR. University of South Carolina Department of Computer Science and Engineering 2008 www.cse.sc.edu. Outline.

454 views • 36 slides

BNFO 602 Phylogenetics

BNFO 602 Phylogenetics. Usman Roshan. Summary of last time. Models of evolution Distance based tree reconstruction Neighbor joining UPGMA. Why phylogenetics?. Study of evolution Origin and migration of humans Origin and spead of disease Many applications in comparative bioinformatics

410 views • 23 slides

Clustering by Compression

Clustering by Compression. Rudi Cilibrasi (CWI), Paul Vitanyi (CWI/UvA). Overview. Input to the software is a set of files Output is a hierarchical clustering shown as an unrooted binary tree This is a case of unsupervised learning (example follows). Process Overview.

262 views • 19 slides

The BME criterion for tree reconstruction and a Branch and Bound algorithm for BME-optimal trees.

The BME criterion for tree reconstruction and a Branch and Bound algorithm for BME-optimal trees. Fabio Pardi PhD student in Goldman Group European Bioinformatics Institute and University of Cambridge, UK Joint work with: Barbara Holland, Mike Hendy, Nick Goldman. Balanced Minimum Evolution.

273 views • 17 slides

The BME criterion for tree reconstruction and a Branch and Bound algorithm for BME-optimal trees.

The BME criterion for tree reconstruction and a Branch and Bound algorithm for BME-optimal trees. Fabio Pardi PhD student in Goldman Group European Bioinformatics Institute and University of Cambridge, UK Joint work with: Barbara Holland, Mike Hendy, Nick Goldman. Balanced Minimum Evolution.

349 views • 17 slides

Tropical Geometry for Biology

Tropical Geometry for Biology. Lior Pachter and Bernd Sturmfels Department of Mathematics U.C. Berkeley. Tropical arithmetic Annotation is sequence labeling Annotation is important for biology Annotation is tropical arithmetic Tropical geometry Tree basics

373 views • 17 slides

The BME criterion for tree reconstruction and a Branch and Bound algorithm for BME-optimal trees.

The BME criterion for tree reconstruction and a Branch and Bound algorithm for BME-optimal trees. Fabio Pardi PhD student in Goldman Group European Bioinformatics Institute and University of Cambridge, UK Joint work with: Barbara Holland, Mike Hendy, Nick Goldman. Balanced Minimum Evolution.

187 views • 17 slides

Tree Reconstruction

Tree Reconstruction. Basic Principles of Phylogenetics Distance Parsimony Compatibility Inconsistency Likelihood. Central Principles of Phylogeny Reconstruction. s1. s1. s1. s3. s3. s3. s2. s2. s2. s4. s4. s4. 0. 1. 2. Parsimony. Total Weight: 3. 0. 0.

250 views • 12 slides

Xfast

The 16 topologies are given in Supp. Mat. Xfast. Xaxo. Xcamp. Paer. Wigg. Baphi. Vchol. Pmult. Hinfl. YpesCO92. YpesKIM. Styphi. A brief view of the differences between the 16 plausible topologies (AU test, 5%). Ecoli.

257 views • 11 slides

Distance Calculation Correction Using Regression

Distance Calculation Correction Using Regression. An Improvement in Phylogenetic Tree Reconstruction from Gene Order Data. Walker Pett Divya Mistry. Our Problem. Current algorithms assume that genome rearrangements would go through minimum number of possible steps

193 views • 7 slides