Oscar Täckström

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real name	Oscar Täckström
member since	Jul 18 '10 at 22:06
last seen	Mar 11 '14 at 12:32
location	Sweden

Research scientist working on machine learning methods for natural language understanding.

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12 Questions

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627

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Machine Learning Mailing List

Jan 30 '13 at 05:39 Leon Palafox ♦4085●71●94●128 (asked by Oscar Täckström2039●13●34●50 )

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Relationship between margin and regularizer

Dec 20 '12 at 02:57 Oscar Täckström2039●13●34●50

empirical-risk-minimization hinge-loss regularization margin

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Has anyone tried OpenOpt?

Oct 27 '11 at 03:08 Dmitrey1●1 (asked by Oscar Täckström2039●13●34●50 )

optimization openopt

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KL-divergence of multinomial distributions

Oct 27 '11 at 05:05 cation(suspended) (asked by Oscar Täckström2039●13●34●50 )

kl-divergence multinomial-distribution categorical-distribution

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531

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Relevance feedback for various types of objects in a vector space

Mar 02 '11 at 13:44 Oscar Täckström2039●13●34●50

relevance-feedback

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Joint sequence labeling with CRFs

Feb 19 '11 at 05:11 Oscar Täckström2039●13●34●50

factorial-crf semi-crf joint-prediction sampling

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Logistic regression, binary vs multiclass

Feb 14 '11 at 19:32 Alexandre Passos ♦25541●54●278●421 (asked by Oscar Täckström2039●13●34●50 )

1vsrest logistic-regression learning-reduction

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Church vs Factorie

Feb 09 '11 at 08:48 Oscar Täckström2039●13●34●50

inference graphical-models estimation programming

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871

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Uniform convergence bounds with other estimators

Feb 10 '11 at 16:23 Oscar Täckström2039●13●34●50

bayesian maximum-likelihood learning-theory uniform-convergence

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Naive Bayes MAP vs posterior predictive distribution

Feb 01 '11 at 10:43 Oscar Täckström2039●13●34●50

map posterior naivebayes

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Minimizing the interpolation of a convex and a non-convex function

Nov 24 '10 at 13:51 Oscar Täckström2039●13●34●50

non-convex-optimization latent-variables marginal-likelihood likelihood convex-optimization

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Comparing multiple classifiers on a single test set based on accuracy and F1

Aug 27 '11 at 12:46 Oscar Täckström2039●13●34●50

unsupervised-learning hypothesis-testing evaluation sequence-labeling

40 Answers

Expectation-maximization for semisupervised logistic regression

RSS feed for this site

Epsilon Neighbourhood Graph v. k-NN Graphs

Converting a Redundant Representation into a Faster Approximate Representation

HMMs vs RNNs on real-world data

Difference between mean field approximation and variational inference

Baseline model microblogs or short text

Agregating results of a classifier (model) trained online with different parameter values

Open research questions and ideas in the domain of online supervised and semi-supervised learning for classification tasks

PCA with SVM

MI as an example of a symmetric Kullback-Leibler (distance)/divergence

Confidence interval for the mean of means

Distance measure for Nominal/Ordinal features.

Active learning in practice: hyperparameter selection

What is the relationship between MLE, MAP, EM, point estimation?

Smoothing a maximum likelihood solution for a Dirichlet distribution

[closed] Online Hackathons ?

Rating inference using SVM or similar models

Regarding Probability Estimates predicted by LIBSVM

Initial values for optimization in MaxEnt training algorithm

Estimating the confidence of conclusions drawn from classifiers

using c45 and naive bayes for feature selection

Large-scale clustering

Materials for studying distributed machine learning

Genetic Regulatory Networks and Machine Learning

2D projection onto a grid

Regression confidence using SVMs in python

Simple system for learning weights to rank results

Why does K-means generate such good features, especially compared to GMM?

How to build classifier with latent variables.

View all questions answered by Oscar Täckström

134 Votes

129

text-mining × 4
maxent × 4
k-means × 4
quasi-newton × 4
maximum-entropy × 4
kl-divergence × 4
multinomial-distribution × 3
em × 3
pca × 3
sequence-labeling × 3

map × 3
unsupervised-learning × 3
rbm × 3
hypothesis-testing × 3
categorical-distribution × 3
lda × 3
gibbs-sampling × 3
deep-learning × 3
nlp × 3
confidence × 3

evaluation × 3
weka × 3
bayesian × 3
regression × 2
autoencoder × 2
pattern-matching × 2
gmm × 2
baseline × 2
ir × 2
hdp × 2

dbn × 2
mle × 2
annotation × 2
semi-supervised × 2
confidence-intervals × 2
computer-vision × 2
projections × 2
social × 2
online-learning × 2
naivebayes × 2

22 Kudos

● Appreciated Answer × 24
● Conspicuous Question × 12
● Prominent Question × 12
● Well-Known Question × 12
● Cognoscenti × 9
● Esteemed Answer × 8

● Appreciated Question × 5
● On the record × 2
● Guide × 1
● Pronouncement × 1
● Commentator × 1
● Esteemed Question × 1

● Participant × 1
● Adulated Answer × 1
● Vigilant × 1
● Blue Pencil × 1
● Mentor × 1
● Advocate × 1

● Prized Question × 1
● Inquisitive × 1
● Revisionist × 1
● Revisitation × 1

Registered user

12 Questions

40 Answers

134 Votes

50 Tags

22 Kudos