Sep 15 2022

New Sequence Problems and Solutions from 2022

Information
Thursday, September 15, 2022
5:00 PM - 6:00 PM
Type: Seminars | Experimental Math Seminar
Presenter(s): Neil Sloane - OEIS Foundation
I'll discuss new results on the Stepping Stones problem, the amazing Magic Carpet problem from combinatorial geometry, a simple number-theory sequence which is crying out to be analyzed, the solution
Sep 14 2022

Negative-Weight Single-Source Shortest Paths in Near-linear Time

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Wednesday, September 14, 2022
11:00 AM - 12:00 PM
Type: Seminars | Theoretical Computer Science Seminar
Presenter(s): Aaron Bernstein - Rutgers University
We present a randomized algorithm that computes single-source shortest paths (SSSP) in O(mlog^8(n)log W) time when edge weights are integral, can be negative, and are >= -W. This essentially resolves
Sep 14 2022

Kempe's Attempted Proof of the Four Color Theorem

Information
Wednesday, September 14, 2022
12:15 PM - 1:15 PM
Type: Seminars | Graduate Combinatorics Seminar
Presenter(s): Charles Kenney - Rutgers University
In 1878, Arthur Cayley asked the London Mathematical Society for a proof of the four colour theorem: that any map drawn on a simply connected surface can be coloured with
Sep 14 2022

Order-of-addition Experiments: Design and Analysis

Information
Wednesday, September 14, 2022
11:45 AM - 12:45 PM
Type: Seminars | DATA-INSPIRE TRIPODS Seminars
Presenter(s): Dennis Lin - Purdue University
In Fisher (1971), a lady was able to distinguish (by tasting) from whether the tea or the milk was first added to the cup. This is probably the first popular
Aug 08 2022

DIMACS Workshop on Lower Bounds and Frontiers in Data Structures

Information
Monday, August 8, 2022 - Thursday, August 11, 2022
9:00 AM - 4:00 PM
Type: Workshops
Organizer(s): Mike Saks | Omri Weinstein | Toniann Pitassi

Data structures DS are the backbone of algorithm design and information retrieval They underlie the performance of most industry scale applications from internet routing and road navigation to Cloud storage similarity search compression and machine learning As such understanding what data structures can and cannot compute efficiently is a fundamental

Jul 18 2022

Arc-Intersection Queries Amid Triangles in Three Dimensions and Related Problems

Information
Monday, July 18, 2022
1:00 PM - 2:00 PM
Type: Seminars | REU Seminar, DATA-INSPIRE TRIPODS Seminars
Presenter(s): Esther Ezra - Tel-Aviv University
Organizer(s): Lazaros Gallos

Let T be a set of n triangles in 3-space, and let G be a family of algebraic arcs of constant complexity in 3-space. We show how to preprocess T

Jul 16 2022

REU Graduate School Panel

Information
Saturday, July 16, 2022 - Saturday, July 16, 2022
2:00 PM - 3:30 PM
Type: Workshops
Jul 15 2022

Connecting the Dots: Using Combinatorial Optimization to Design Visual Artwork

Information
Friday, July 15, 2022
12:00 PM - 1:00 PM
Type: Seminars | REU Seminar, DATA-INSPIRE TRIPODS Seminars
Presenter(s): Robert Bosch - Oberlin College
Organizer(s): Lazaros Gallos

We will discuss how techniques for solving combinatorial optimization problems including the traveling salesperson problem and the minimum cost spanning tree problem can be used to design visual artwork. Examples

Jul 15 2022

REU - Nokia Bell Labs Field Trip

Information
Friday, July 15, 2022 - Friday, July 15, 2022
9:00 AM - 5:00 PM
Type: Workshops
Organizer(s): Lazaros Gallos
Jul 05 2022

Visual Exploration of Billion Edge Graphs

Information
Tuesday, July 5, 2022
12:00 PM - 1:00 PM
Type: Seminars | REU Seminar, DATA-INSPIRE TRIPODS Seminars
Presenter(s): James Abello - Rutgers University
Organizer(s): Lazaros Gallos

Recently nbsp 2021 , nbsp Graph Cities nbsp have been proposed as scalable 3D nbsp visual representations of partitions of billion graph edge sets into special connected subgraphs called fixed

Jun 28 2022

A Systematization of Content Moderation in End-to-End Encryption

Information
Tuesday, June 28, 2022
12:00 PM - 1:00 PM
Type: Seminars | REU Seminar, DATA-INSPIRE TRIPODS Seminars
Presenter(s): Sarah Scheffler - Princeton University
Organizer(s): Lazaros Gallos

End-to-end encryption is increasingly adopted in all kinds of communication, including secure messaging, video, audio, email, file sharing, and web browsing. As end-to-end encrypted systems expand and grow, so too

Jun 22 2022

Data Science Boot Camp Summer 2022

Information
Wednesday, June 22, 2022 - Friday, June 24, 2022
3:00 PM - 5:00 PM
Type: Workshops
Organizer(s): John Blackmore | Dhruv Metha Ramesh | Matthew Stone
Building Analyzing and Interpreting Machine Learning Models This boot camp will run June 21 23 2022 at 3 00 5 00 pm each day The DATA INSPIRE TRIPODS Institute in collaboration with the DIMACS REU program organizes a Data Science boot camp for training of students in data science concepts
Jun 13 2022

Social Responsibility of Algorithms 2022 (SRA22)

Information
Monday, June 13, 2022 - Friday, June 17, 2022
6:00 AM - 10:00 AM
Type: Workshops
Organizer(s): Joseph Guillaume | Alexis Tsoukiás | Elizabeth Williams | Katherine Daniell | Fred Roberts

This workshop is the third in the series of workshops on social responsibility of algorithms SRA The previous two SRA17 and SRA19 were held at LAMSADE in Paris SRA22 is also the first of three workshops that will be led by the Algorithmic Futures Policy Lab AFPL in collaboration with

Jun 12 2022

Reconnect 2022: Optimization

Information
Sunday, June 12, 2022 - Friday, June 17, 2022
4:00 PM - 12:00 PM
Type: Workshops
Organizer(s): Kristin Hicks | Margaret (Midge) Cozzens | Tamra Carpenter

Update on scheduling This event had originally been planned as Reconnect 2020 for June 21 26 2020 but it was cancelled because of COVID 19 It will now be held as Reconnect 2022 Reconnect workshops expose faculty teaching undergraduates to current applications of the mathematical and computational sciences and provide

Jun 07 2022

Regular languages and cobordisms of decorated manifolds

Information
Tuesday, June 7, 2022
12:00 PM - 1:00 PM
Type: Seminars | REU Seminar, DATA-INSPIRE TRIPODS Seminars
Presenter(s): Mikhail Khovanov - Columbia University
Organizer(s): Lazaros Gallos

Regular languages constitute a simple class of languages that can be described via finite state automata. We explain a recently found enhancement of regular languages, extending them to an invariant

Jun 01 2022

Workshop on Algorithms, Combinatorics and Optimization (ACO@CMU): Honoring the 70th Birthday of Gerard Cornuejols

Information
Wednesday, June 1, 2022 - Friday, June 3, 2022
9:00 AM - 5:00 PM
Type: Workshops
Organizer(s): Willem-Jan van Hoeve | Giacomo Nannicini | Amitabh Basu | Ahmad Abdi | Kristina Vuskovic
DIMACS is pleased to co sponsor the Workshop on Algorithms Combinatorics and Optimization ACO CMU Honoring the 70th and now 71st Birthday of Gerard Cornuejols The workshop will be held at Carnegie Mellon University and is themed around the Algorithms Combinatorics and Optimization program initiated at CMU in the early
May 26 2022

DIMACS Workshop on Polynomial Optimization

Information
Thursday, May 26, 2022 - Saturday, May 28, 2022
9:00 AM - 5:00 PM
Type: Workshops
Organizer(s): Greg Blekherman | Ankur Moitra | Pablo Parrilo | Rekha Thomas
COVID 19 Notice This workshop has been cancelled Polynomial optimization concerns optimizing a polynomial subject to polynomial equations and inequalities A wide variety of problems in the sciences and engineering can be modeled in this way making both the theory and applications of the topic important and interesting In recent
May 23 2022

Mixed Integer Programming Workshop 2022 featuring DANniversary

Information
Monday, May 23, 2022 - Thursday, May 26, 2022
9:00 AM - 4:00 PM
Type: Workshops
Organizer(s): Andres Gomes | Yuri Faenza | Margarida Carvalho | Gonzalo Munoz | Stefan Weltge

The Mixed Integer Programming Workshop MIP2022 will be held May 23 26 at Rutgers University with DIMACS as local host We will try to keep this webpage updated with event details but for the most up to date information about MIP 2022 please visit the MIP 2022 primary webpage New

May 19 2022

DIMACS Workshop on Entropy and Optimization

Information
Thursday, May 19, 2022 - Friday, May 20, 2022
9:50 AM - 4:00 PM
Type: Workshops
Organizer(s): Nisheeth Vishnoi | Mohit Singh
Entropy maximizing probability distributions subject to observed marginal constraints have been central to many scientific disciplines since the work of Boltzmann These distributions over both discrete and continuous domains have recently played an important role in both computer science and mathematics In particular entropy maximizing probability distributions have been used
May 12 2022

DIMACS Workshop on Co-Development of Computer Science and Law: Content Moderation

Information
Thursday, May 12, 2022 - Friday, May 13, 2022
9:00 AM - 5:15 PM
Type: Workshops
Organizer(s): David Karger | Ellen Goodman | Joan Feigenbaum | David Pennock

As sophisticated computation has become essential in more and more fields of human endeavor related interdisciplinary research has grown in importance and value The interdisciplinary research area of computer science and law is one such area that has risen to prominence in the last two years To make progress researchers