Questions tagged [research]

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How does Domain Adaptation compare to Data Augmentation?

After a review of the Data Augmentation state of the art and some tests, I am surprised to see that all published papers compare their Domain Adaptation results with vanilla training on the source ...
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1answer
25 views

T-DBSCAN - Implementing STOP logic

I am attempting to implement the T-DBSCAN algorithm described in T-DBSCAN: A Spatiotemporal Density Clustering for GPS Trajectory Segmentation. I have been able to implement most of the logic between ...
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14 views

Thread : Any papers for Survival Analysis with Deep learning?

Any interesting papers about Survival Analysis with DL - preferably applied to Clinical Data? There are a lot out there but most are without interesting performance outcomes. Any suggestions?
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5answers
139 views

Classification training using probabilites and not raw classes (factors)

I have a problem where instead of having classes, i.e. a vector of 0s and 1s, I have the probability of an observation belonging to a class. A vector with 0.1, 0.95, 0.2, 0.3, etc. The obvious ...
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2answers
58 views

Testable hypotheses construction; minimum predictive strength vs. significance

Is this null hypothesis TESTABLE? Research Question: "Can a predictive model utilizing logistic regression be built which predicts at least one customer will churn in 90 days, and this individual ...
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0answers
22 views

Any Data science undergraduate honours project ideas? [closed]

I am in my 4th year in Computer Science and I am looking for a good idea for my undergraduate honours project. This summer, I am working in a research centre that does analysis and visualization of ...
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0answers
44 views

Modeling a Neural Network for a Turn-based Strategy (TBS) game

I'm modeling a neural network for a turn-based strategy game that involves purchase items every round. After the purchase phase, a combat phase is automatically executed (the winner gets more gold and ...
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1answer
88 views

Site for implementing a research papers without code

Before a couple of months, I found a web page for implementing papers which are published without code. Someone posts a paper on it and then community competes to implement that paper. But I don't ...
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1answer
81 views

Mapping between original feature space and an interpretable feature space

I'm reading the following really interesting paper https://arxiv.org/pdf/1602.04938.pdf on local interpretable model explanations on page 3 however particularly section 3.3 Sampling for Local ...
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1answer
42 views

How can there be more true positive than positive?

Currently reading Learning from Little: Comparison of Classifiers Given Little Training In 3 Experiment Results, the following graph is shared: The experiment is described as follow We begin by ...
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1answer
18 views

Will data science develop into a separate academic field? [closed]

Right now data science is often regarded as an interdisciplinary subfield of statistics and computer science. What would it take for data science to develop into a separate academic field (with its ...
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0answers
292 views

Performance of UNet on low resolution images

I read the U-Net paper yesterday and it talked mostly about how it uses a small dataset (<100) of high-resolution images and performs efficiently. I was wondering how it might perform on larger ...
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2answers
68 views

What is the loss function defined by Mnih and Hinton in their paper “Learning to Label Aerial Images from Noisy Data”?

In section 3.3 of the paper, they state that they use the cross entropy. Then they define the probability for a label to be a false positive as $\theta_0$ and a false negative as $\theta_1$. They use ...
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1answer
84 views

Adversarial attacks on non image data

Reading the literature around deep learning adversarial attacks it appears to be wholly concentrated on attacks of image classification models. Are there papers that describe attacks on non image data ...
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2answers
194 views

Are there any measures for Entity Ambiguity?

When using/building a system for Entity Linking, is there a well-known measure for "ambiguity degree" of an entity? Some approach to compare named entities regarding how difficult to disambiguate?
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1answer
67 views

Does it make sense to parallelize machine learning algorithms as part of PhD research? [closed]

I'm developing machine learning algorithms to aid in the diagnosis and prognosis of various cancers for my PhD. My lab is an Nvidia teaching center (CUDA). My supervisor thinks that I need to also ...
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0answers
23 views

Possibility of self-growing neural nets

What is the state of the art for DNNs to infer that they need more neurons than in the initial setup? Can they be acquired dynamically from the underlying "resource substrate"?
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1answer
164 views

Is machine learning successful in solving combinatorial optimisation problems in NP-hard? Discuss problem of scheduling using machine learning [closed]

Chess is Exp-complete. I assume Alpha GO is also Exp complete. Correct me if I am wrong. Now deep reinforcement learning has been successful in tackling this problem. What about other more practical ...
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0answers
207 views

Measures for choosing the best Decision Tree split?

I'm searching for a paper or book that list several possible measures for deciding which variable to split a Decision Tree at. The basic ones are well known and very well documented in several ...
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3answers
291 views

What kind of regression model should I do?

my research question is the examine the effect of "receiving attention" from other members in an online community on "sustained participation" on the website. I decided to measure "sustained ...
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1answer
328 views

Deep learning facial recognition research project

I'm a second year pure maths, applied maths and computer science student. I have taken up a research course and was given the topic to focus on facial recognition using deep learning. I have done a ...
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2answers
1k views

Master thesis topics [closed]

I am looking for a thesis to complete my master, I am interested in Predictive Analytics in marketing, HR, management or financial subject, using Data Mining Application. I have found a very ...
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0answers
692 views

Multi Model data set Visualization Python

I have a data-set with two variable frequency values as given below ...
3
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1answer
470 views

Determining completeness of dataset

I'm hoping you have some research or experience with determining the completeness of a data set. I'm trying to use a twitter dataset I scraped myself and want to have an indication on the completeness....
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1answer
1k views

The implementation of overlapping clustering (NEO-K-Means)

I am researching on overlapping clustering (Clusters are non-disjoint).I found that Neo-K-Means is probably the state-of-the-art now.But, when I tried implementing the algorithm with the multi-label ...
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1answer
1k views

Identify given patterns in unstructured data like text files

I wasn't sure if I had to ask it here or in Stackoverflow, but since I am also seeking research papers/algorithms and not only code, I decided to do it here. When I have a text, I can manually write ...
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1answer
192 views

Which of the NIPS 2014 papers are most significant, and why?

As a newcomer to the field, I find many of the NIPS 2014 papers fascinating, but it is difficult for me to evaluate which ones represent real progress over current approaches. Which papers do you ...
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2answers
484 views

How can an undergraduate learn more about deep learning? [duplicate]

I am an undergraduate who needs to submit a thesis for graduation. I am fairly interested in deep learning, and am working on a project that uses deep learning methods extensively (rCNNs to be precise)...
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4answers
213 views

Where can I find resources and papers regarding Data Science in the area of Public Health

I'm quite new to Data Science, but I would like to do a project to learn more about it. My subject will be Data Understanding in Public Health. So I want to do some introductory research to public ...
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1answer
7k views

Masters thesis topics in big data

I am looking for a thesis to complete my master M2, I will work on a topic in the big data's field (creation big data applications), using hadoop/mapReduce and Ecosystem ( visualisation, analysis ...),...
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1answer
85 views

How much data space is used by all scientific articles?

I was wondering if there is any research or study made to calculate the volume of space is used by all scientific articles. It could be in pdf, txt, compressed, or any other format. Is there even a ...
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1answer
96 views

Why use mean revenue in a split test?

I asked a data science question regarding how to decide on the best variation of a split test on the Statistics section of StackExchange. I hope I will have better luck here. The question is basically,...