Search Results for author: Sanjiang Li

Found 11 papers, 2 papers with code

A Fast Algorithm for Computing the Deficiency Number of a Mahjong Hand

no code implementations15 Aug 2021 Xueqing Yan, Yongming Li, Sanjiang Li

Face-to-face or online, each player begins with a hand of 13 tiles and players draw and discard tiles in turn until they complete a winning hand.

Decision Making

A Tensor Network based Decision Diagram for Representation of Quantum Circuits

no code implementations6 Sep 2020 Xin Hong, Xiangzhen Zhou, Sanjiang Li, Yuan Feng, Mingsheng Ying

Tensor networks have been successfully applied in simulation of quantum physical systems for decades.

Quantum Physics Data Structures and Algorithms

Qubit Mapping Based on Subgraph Isomorphism and Filtered Depth-Limited Search

2 code implementations15 Apr 2020 Sanjiang Li, Xiangzhen Zhou, Yuan Feng

Mapping logical quantum circuits to Noisy Intermediate-Scale Quantum (NISQ) devices is a challenging problem which has attracted rapidly increasing interests from both quantum and classical computing communities.

Quantum Physics

Quantum Circuit Transformation Based on Simulated Annealing and Heuristic Search

1 code implementation23 Aug 2019 Xiangzhen Zhou, Sanjiang Li, Yuan Feng

Our algorithm runs in time polynomial in all parameters including the size and the qubit number of the input circuit, and the qubit number in the QPU.

Quantum Physics

Let's Play Mahjong!

no code implementations8 Mar 2019 Sanjiang Li, Xueqing Yan

Mahjong is a very popular tile-based game commonly played by four players.

Multiagent Simple Temporal Problem: The Arc-Consistency Approach

no code implementations22 Nov 2017 Shufeng Kong, Jae Hee Lee, Sanjiang Li

The Simple Temporal Problem (STP) is a fundamental temporal reasoning problem and has recently been extended to the Multiagent Simple Temporal Problem (MaSTP).

Exploring Directional Path-Consistency for Solving Constraint Networks

no code implementations18 Aug 2017 Shufeng Kong, Sanjiang Li, Michael Sioutis

Among the local consistency techniques used for solving constraint networks, path-consistency (PC) has received a great deal of attention.

Scene Labeling

On Distributive Subalgebras of Qualitative Spatial and Temporal Calculi

no code implementations1 Jun 2015 Zhiguo Long, Sanjiang Li

This paper first gives a characterisation of distributive subalgebras, which states that the intersection of a set of $n\geq 3$ relations in the subalgebra is nonempty if and only if the intersection of every two of these relations is nonempty.

Realizing RCC8 networks using convex regions

no code implementations9 Oct 2014 Steven Schockaert, Sanjiang Li

First, we identify all ways in which the set of RCC8 base relations can be restricted to guarantee that consistent networks can be convexly realized in respectively 1D, 2D, 3D, and 4D.

On Redundant Topological Constraints

no code implementations3 Mar 2014 Sanjiang Li, Zhiguo Long, Weiming Liu, Matt Duckham, Alan Both

In this paper, we show that this problem is in general intractable, but becomes tractable if $\Gamma$ is over a tractable subalgebra $\mathcal{S}$ of a qualitative calculus.

On the Internal Topological Structure of Plane Regions

no code implementations1 Sep 2009 Sanjiang Li

The study of topological information of spatial objects has for a long time been a focus of research in disciplines like computational geometry, spatial reasoning, cognitive science, and robotics.

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