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Dec 18, 2016
By tuch540
Group Theory

This research was supported by Marsden Grant UOA1021 and a postdoctoral fellowship at the National Center for Theoretical Sciences at the National Taiwan University. The author would like to thank Michel Brion, Brian Conrad, Philippe Gille, and Benj…

Complete reducibility of subgroups of reductive algebraic groups over…

Let $k$ be a nonperfect separably closed field. Let $G$ be a (possibly non-connected) reductive group defined over $k$. We study rationality problems…
Apr 20, 2018
By ebja558
Numerical Analysis

Pass-Efficient Randomized Algorithms for Low-Rank Matrix Approximatio…

This paper describes practical randomized algorithms for low-rank matrix approximation that accommodate any budget for the number of views of the mat…
Feb 03, 2011

MOA-2009-BLG-387Lb: A massive planet orbiting an M dwarf

We report the discovery of a planet with a high planet-to-star mass ratio in the microlensing event MOA-2009-BLG-387, which exhibited pronounced devi…
Oct 26, 2017
By sare618
Social and Information Networks
Optimization and Control

Computing the Line Index of Balance Using Integer Programming Optim…

An important measure of signed graphs is the line index of balance which has several applications in many fields. However, this graph-theoretic measu…
Feb 21, 2018
By ywan505
Optics

Writing and Erasing of Temporal Kerr Cavity Solitons via Intensity …

We experimentally and numerically study the use of intensity modulation for the controlled addressing of temporal Kerr cavity solitons. Using a coher…
Mar 27, 2018
By ihen934
Optics

Spontaneous symmetry breaking and trapping of temporal Kerr cavity …

We report on a systematic study of temporal Kerr cavity soliton dynamics in the presence of pulsed or amplitude modulated driving fields. In stark co…
May 22, 2019
By rand079
Machine Learning

Recurring Concept Meta-learning for Evolving Data Streams

When concept drift is detected during classification in a data stream, a common remedy is to retrain a framework's classifier. However, this loses us…
May 22, 2017
By mli351

The First Eclipsing Binary Catalogue from the MOA-II database

We present the first catalogue of eclipsing binaries in two MOA fields towards the Galactic bulge, in which over 8,000 candidates, mostly contact and…
Dec 21, 2016
By cliu712
Pattern Formation and Solitons
Exactly Solvable and Integrable Systems

Two-Scale Oscillons

Oscillons are spatially stationary, quasi-periodic solutions of nonlinear field theories seen in settings ranging from granular systems, low temperat…
Feb 07, 2017
By thaa191
Atomic Physic

A versatile SLM-enabled atomtronic device for quantum simulation in 2D

We report on the implementation of a novel optical setup for generating high-resolution customizable potentials to address ultracold bosonic atoms in…
Sep 09, 2014
By lpri691

Gravitational wave consistency relations for multifield inflation

We study the tensor spectral index $n_t$ and the tensor-to-scalar ratio $r$ in the simplest multifield extension to single-field, slow-roll inflation…
Sep 16, 2013
By tuch540
Group Theory

1

Separability and complete reducibility of subgroups of the Weyl group…

Let $G$ be a connected reductive algebraic group defined over an algebraically closed field $k$. The aim of this paper is to present a method to find…
Dec 15, 2016
Formal Languages and Automata Theory
Software Engineering

Synchronous observers are used to express safety properties for synchronous programs, which may be verified either statically or during runtime. This paper extends observers by proposing the concept of runtime enforcers for synchronous programs. The…

Runtime enforcement of reactive systems using synchronous enforcers

Synchronous programming is a paradigm of choice for the design of safety-critical reactive systems. Runtime enforcement is a technique to ensure that…
Jul 14, 2015
Computers and Society
Logic in Computer Science

Teaching natural deduction in the right order with Natural Deduction …

We describe a strategy-based approach to teaching natural deduction using a notation that emphasises the order in which deductions are constructed, t…
Feb 14, 2019
Networking and Internet Architecture
Artificial Intelligence

Optimizing Controller Placement for Software-Defined Networks

Controller placement problem (CPP) is a key issue for Software-Defined Networking (SDN) with distributed controller architectures. This problem aims …
Feb 14, 2019
By anie911
Optics

Coexistence and interactions between nonlinear states with different …

We report on experimental observations of coexistence and interactions between nonlinear states with different polarizations in a passive Kerr resona…
Nov 28, 2016
By sare618
Social and Information Networks
Optimization and Control

An exact method for computing the frustration index in signed network…

Computing the frustration index of a signed graph is a key step toward solving problems in many fields including social networks, physics, material s…
Jun 03, 2015

Learn-As-You-Go Acceleration of Cosmological Parameter Estimates

Cosmological analyses can be accelerated by approximating slow calculations using a training set, which is either precomputed or generated dynamicall…
Sep 21, 2018
By anie911
Optics

Emission of intense resonant radiation by dispersion-managed Kerr cav…

We report on an experimental and numerical study of temporal Kerr cavity soliton dynamics in dispersion-managed fiber ring resonators. We find that d…
Jul 25, 2017
By smas176

Cavity QED engineering of spin dynamics and squeezing in a spinor gas

We propose a method for engineering spin dynamics in ensembles of integer-spin atoms confined within a high-finesse optical cavity. Our proposal uses…
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