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CHI
2007
ACM
14 years 7 months ago
Management of personal information scraps
We introduce research on information scraps ? short, self-contained personal notes that fall outside of traditional filing schemes. We report on a preliminary study of information...
Michael S. Bernstein, Max Van Kleek, m. c. schraef...
AAIM
2006
Springer
94views Algorithms» more  AAIM 2006»
14 years 1 months ago
Some Basics on Tolerances
In this note we deal with sensitivity analysis of combinatorial optimization problems and its fundamental term, the tolerance. For three classes of objective functions (Σ, Π, MA...
Boris Goldengorin, Gerold Jäger, Paul Molitor
DELFI
2007
13 years 8 months ago
Notetaking in University Courses and its Implications for eLearning Systems
: This paper presents the results of a study on notetaking in university courses and derives implications for the design of electronic notetaking and annotation systems in eLearnin...
Jürgen Steimle, Iryna Gurevych, Max Mühl...
FOCS
2008
IEEE
14 years 1 months ago
Beating the Random Ordering is Hard: Inapproximability of Maximum Acyclic Subgraph
We prove that approximating the Max Acyclic Subgraph problem within a factor better than 1/2 is Unique-Games hard. Specifically, for every constant ε > 0 the following holds:...
Venkatesan Guruswami, Rajsekar Manokaran, Prasad R...
CVPR
2007
IEEE
14 years 9 months ago
Artificial Complex Cells via the Tropical Semiring
The seminal work of Hubel and Wiesel [14] and the vast amount of work that followed it prove that hierarchies of increasingly complex cells play a central role in cortical computa...
Lior Wolf, Moshe Guttmann