Results 21 to 30 of about 278,458 (174)

Natural radioactivity content in various building materials of Chennai, Tamil Nadu, India

open access: yesRadiation Protection and Environment, 2022
Natural radioactivity content in different types of building materials obtained from Chennai city has been determined. In this study, the most commonly used building materials such as clay bricks, cement, sediment, tiles, marbles, and granite have been ...
K S Lakshmi   +2 more
doaj   +1 more source

Tilings*

open access: yesThe Mathematical Intelligencer, 2010
21 pages, 50 figures. Based on a Clay Public Lecture by the second author at the IAS/Park City Mathematics Institute in July, 2004.
Ardila, Federico, Stanley, Richard P.
openaire   +4 more sources

Exploring the Relationship of Customer Loyalty with Customer Value based on Trust, Customer Satisfaction and Switching Costs in a B2B Market

open access: yesJISR Management and Social Sciences & Economics, 2013
Customer loyalty significantly impacts upon the success of business organization and it is considered an important source of competitive asset. Earlier, researchers have studied the relationship of customer loyalty, both patronage and recommend, with ...
Donia Waseem, Muhammad Zaki Rashidi
doaj   +1 more source

Channel Switching Behavior From Traditional Grocery Stores to Branded Grocery Chains in Karachi

open access: yesJISR Management and Social Sciences & Economics, 2014
The advent of branded grocery chains has compelled customers to switch from traditional grocery stores to branded grocery chains or monthly grocery purchase. This phenomenon has been recently observed in Pakistan. The aim of this study is to explore the
Muhammad Mubin Jaliawala   +1 more
doaj   +1 more source

A High-Throughput Solver for Marginalized Graph Kernels on GPU [PDF]

open access: yes, 2020
We present the design and optimization of a linear solver on General Purpose GPUs for the efficient and high-throughput evaluation of the marginalized graph kernel between pairs of labeled graphs. The solver implements a preconditioned conjugate gradient
Buluc, A   +3 more
core   +3 more sources

The Complex of Mausoleums at the Village of Lapas: on the question of site attribution

open access: yesАрхеология евразийских степей, 2023
The purpose of the study: The paper presents the results of comprehensive archaeological studies on the largest necropolis of the Golden Horde elite in the Ulus of Jochi – Lapas complex of mausoleums.
Airat G. Sitdikov   +2 more
doaj   +1 more source

Hard Tiling Problems with Simple Tiles [PDF]

open access: yesDiscrete & Computational Geometry, 2001
It is well-known that the question of whether a given finite region can be tiled with a given set of tiles is NP-complete. We show that the same is true for the right tromino and square tetromino on the square lattice, or for the right tromino alone. In the process, we show that Monotone 1-in-3 Satisfiability is NP-complete for planar cubic graphs.
Moore, C., Robson, J. M.
openaire   +2 more sources

Ranked Tiling [PDF]

open access: yes, 2014
Tiling is a well-known pattern mining technique. Traditionally, it discovers large areas of ones in binary databases or matrices, where an area is defined by a set of rows and a set of columns. In this paper, we introduce the novel problem of ranked tiling, which is concerned with finding interesting areas in ranked data. In this data, each transaction
Le Van, Thanh   +5 more
openaire   +2 more sources

Tiling Semigroups

open access: yesJournal of Algebra, 2000
In earlier articles of the first author it was shown how to construct an inverse semigroup from any tiling of Euclidean space. Such semigroups are called tiling semigroups. In the paper a categorical basis for such constructions is given in terms of an appropriate group acting partially and without fixed points on an inverse category associated with ...
Kellendonk, J., Lawson, Mark V.
openaire   +2 more sources

Dappled Tiling

open access: yes, 2018
minor errors fixed, more pictures ...
Kaji, Shizuo   +2 more
openaire   +2 more sources

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