Joseph Turian - user overview

Joseph Turian ♦♦

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karma

Registered user
real name	Joseph Turian
member since	May 19 '10 at 01:08
last seen	May 06 at 13:55
user's website	http://joseph.turian.com/

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41 Questions

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114

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Exploratory clustering of sample or full data set?

2 days ago ogrisel4559●7●51●85 (asked by Joseph Turian ♦♦5400●48●118●137 )

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113

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Sub-n^2 unsupervised feature detection for clustering?

May 17 at 14:34 Joseph Turian ♦♦5400●48●118●137

clustering implementation feature-selection unsupervised-learning

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466

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Appropriate error-measure for de-duping?

Oct 05 '12 at 14:00 Joseph Turian ♦♦5400●48●118●137

information-retrieval de-duping errors evaluation string-matching

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638

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Data science: People, algorithms, or data?

Sep 25 '12 at 14:24 Ryan Rosario56●3●3●8 (asked by Joseph Turian ♦♦5400●48●118●137 )

discussion algorithms data-science

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444

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Best way to aggregate features from instance from many parts?

Sep 09 '12 at 16:45 Justin Bayer1256●9●25●40 (asked by Joseph Turian ♦♦5400●48●118●137 )

normalization aggregation feature-extraction

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774

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How to perform k-NN on LDA topics?

Sep 15 '12 at 02:54 Joseph Turian ♦♦5400●48●118●137

knn clustering lda few-examples semi-supervised

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558

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Feed of "news" data?

Dec 10 '12 at 02:57 Aaron Schein1 (asked by Joseph Turian ♦♦5400●48●118●137 )

news data-collection dataset

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How do you improve accuracy by adding more data and not changing the model?

Jan 31 '12 at 23:14 Joseph Turian ♦♦5400●48●118●137

bootstrapping semi-supervised data distant-learning co-training accuracy

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Implementation for scoring the grammaticality of a sentence? (or, parser / POS tagger that outputs a score?)

Nov 17 '11 at 21:16 Alexandre Passos ♦23091●52●252●390 (asked by Joseph Turian ♦♦5400●48●118●137 )

implementation grammar taggers grammar-checking parsing

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Clustering of sparse objects in Python?

Jul 24 '11 at 07:21 denis266●1●7●12 (asked by Joseph Turian ♦♦5400●48●118●137 )

clustering large-scale implementation k-means python sparse

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721

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Text classification with very few labeled examples? (Overfitting rare features)

Apr 20 '11 at 22:58 Joseph Turian ♦♦5400●48●118●137

overfitting logistic-regression text-classification crossvalidation active-learning

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Text classification with very few labeled examples? (Overfitting rare features)

May 29 '11 at 10:13 jrennie61●1●3 (asked by Joseph Turian ♦♦5400●48●118●137 )

overfitting feature-selection few-examples crossvalidation text-classification

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Implementation of ensembles of (boosted) decision trees?

Jul 27 '11 at 19:58 Daniel Mahler1121●2●11●18 (asked by Joseph Turian ♦♦5400●48●118●137 )

implementation decision-trees ensemble boosting

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New academic developments that have immediate applications in industry?

Jul 24 '11 at 23:59 gdahl ♦2819●1●29●54 (asked by Joseph Turian ♦♦5400●48●118●137 )

applications big-picture open-ended nlp

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Find semantically related terms over a large vocabulary (>1M)?

Dec 21 '10 at 00:37 brendan64291●1●1●6 (asked by Joseph Turian ♦♦5400●48●118●137 )

nlp semantic distance implementation similarity synonyms

View all questions by Joseph Turian

97 Answers

Sub-n^2 unsupervised feature detection for clustering?

Semi-supervised or unsupervised text classification

Strategies for multi-class classification problem with noisy data.

TF/IDF for information retrieval or text classification

Combine Bag-of-Words and LDA features

Training with biased datasets

HMM/CRF based Chunker NLTK

Classifying a large dataset of numerical, categorical, and ordinal variables

Clustering-based classification of MNIST

transferring to new domains

learning from words

Practical Machine learning tricks

Locality Sensing Hashing, picking the right hash table size and length of keys

what exactly is the benefit of having multiple trees in a kdtree forest

Regarding using SVM for text classification

ML algorithms based on "structural risk minimization"?

How do I weight words in title, body text, and links differently in document clustering

Basic questions about Locally Sensitive Hashing(LSH)

Good survey of the multiword expression problem in NLP ?

Suggestions for good NLP corpora

Relation extraction

large-scale learning of a single decision tree on a single core

Clustering data streams by making use of some last viewed data points

Clustering algorithm used by google

Finding meaningful sub-sentences from a sentence

AdaBoost vs. LogitBoost?

How do you improve accuracy by adding more data and not changing the model?

[meta] karma not updating anymore

How to do twitter sentiment analysis?

View all questions answered by Joseph Turian

233 Votes

221

sampling × 18
feature-selection × 14
similarity × 13
classification × 12
crossvalidation × 12
model-selection × 12
validation-data × 12
hyperparameters × 12
semantic × 12
roc × 11

open-ended × 11
auc × 11
dataset × 11
distance × 11
mapreduce × 11
statistics × 11
few-examples × 11
overfitting × 11
representations × 10
semi-supervised × 10

large-scale × 10
sentiment-analysis × 10
sparsification × 10
faces × 10
hashing × 10
applications × 10
data × 10
sparse × 10
big-picture × 9
online-learning × 9

unsupervised × 9
random-numbers × 9
partitioning × 9
machine-vision × 9
prng × 9
hadoop × 8
synonyms × 8
references × 8
data-mining × 8
face-detection × 8

24 Kudos

● Appreciated Answer × 47
● Prominent Question × 42
● Well-Known Question × 40
● Conspicuous Question × 39
● Esteemed Answer × 25
● Appreciated Question × 25

● Prized Question × 23
● Esteemed Question × 14
● Cognoscenti × 10
● Auto-Didact × 10
● Cherished Question × 7
● Adulated Answer × 7

● Adulated Question × 2
● Revisitation × 2
● Advocate × 1
● Guide × 1
● Revisionist × 1
● Inquisitive × 1

● Blue Pencil × 1
● Participant × 1
● Retraction × 1
● Commentator × 1
● Pronouncement × 1
● Mentor × 1

Registered user

41 Questions

97 Answers

233 Votes

50 Tags

24 Kudos