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Published: 23/09/2017I have been reviewing Expectation Maximization (EM) in research papers such as this one: http://pdf.aminer.org/000/221/588/fuzzy_k_means_clustering_with_crisp_regions.pdf I have some doubts that I hav ... Read moreSource: stackoverflow.com


Published: 23/09/2017I've been selfstudying the Expectation Maximization lately, and grabbed myself some simple examples in the process: http://cs.dartmouth.edu/~cs104/CS104_11.04.22.pdf There are 3 coins 0, 1 and 2 with ... Read moreSource: stackoverflow.com

Published: 23/09/2017My model system: an isotropically diffusing particle that undergoes stochastic switching between various diffusion coefficients (D1 <> D2 <> D3 <> ...). Since the displacements along a tra ... Read moreSource: stackoverflow.com

Published: 23/09/2017Given n, m, d . The answer is stored in sum variable in the below code: int x = m / d; int sum = 0; for (int i = 1; i <= x; i++) { sum += mobius(i) * ((x / i) ^ n); } Now the problem is to find the ... Read moreSource: stackoverflow.com

Published: 23/09/2017Could anyone provide a simple numeric example of the EM algorithm as I am not sure about the formulas given? A really simple one with 4 or 5 Cartesian coordinates would perfectly do. Read moreSource: stackoverflow.com

Published: 23/09/2017This question is from Cracking the Coding Interview 6th Edition, Question V1.11. The following code prints all strings of length k where the characters are in sorted order. It does this by generating ... Read moreSource: stackoverflow.com

Published: 23/09/2017This question already has an answer here: Python most common element in a list 17 answers How to find most common elements of a list? 9 answers Return a list containing the number with most repeats fr ... Read moreSource: stackoverflow.com

Published: 23/09/2017I have a labyrinth that is represented in the form of a matrix. There is a start point and an end point. I can only move around cells that contain zero. I wrote a function that finds all the available ... Read moreSource: stackoverflow.com

Published: 23/09/2017I am currently reading Topcoder's Graph tutorial to improve my graph problem solving skills and their understanding. However, as I was trying to solve the problems given in the tutorial I keep getting ... Read moreSource: stackoverflow.com

Published: 23/09/2017Miners prepare cylindrical metal rods of length L (units of cm). They have a scanner that can scan a thin cross section of these rods at a chosen point along the rod's length and give the density of g ... Read moreSource: stackoverflow.com

Published: 23/09/2017As the question describe itself "What is the core difference between algorithm and pseudocode?". Read moreSource: stackoverflow.com

Published: 23/09/2017In my problem statement I have been given an array of size n say for example n=5 array = 2,5,6,7,27 I have to find the number of elements in the array that are divisible by k for ex k = 5 answer is 1 ... Read moreSource: stackoverflow.com

Published: 23/09/2017I was trying to solve the following problem: You are given a grid of size N×N that has the following specifications: Each cell in the grid contains either a policeman or a thief. A policeman can only ... Read moreSource: stackoverflow.com

Published: 23/09/2017I'm trying to calculate price trends / price respecting region based on the swing high and low. Suggest ways to solve this problem. For example: Will counting maximum points on same line algo work? or ... Read moreSource: stackoverflow.com

Published: 23/09/2017In Artificial Intelligence Book,under the finding solution by searching topic we discussed about partial searching and complete searching algorithms. But really can't understand the difference between ... Read moreSource: stackoverflow.com

Published: 23/09/2017I have been researching and studying about partitionbased clustering algorithms like Kmeans and KMedoids. I have learned that Kmedoids is more robust to outliers compared to Kmeans. However I am ... Read moreSource: stackoverflow.com

Published: 23/09/2017Let's say we have list of people and would like to find people like person X . The feature vector has 3 items [weight, height, age] and there are 3 persons in our list. Note that we don't know height ... Read moreSource: stackoverflow.com

Published: 23/09/2017I'm trying to implement a simple blurring algorithm averaging the colors from the surrounding pixels in a 3x3 area. I loop throught the pixel array, in increments of 4. Then I have a function which ta ... Read moreSource: stackoverflow.com

Published: 22/09/2017Im looking for an approach to maximize the value of a common set comprised of contributions from multiple sources with a fixed number of contributions from each. Example problem: 3 people each have a ... Read moreSource: stackoverflow.com

Published: 22/09/2017Scenario I got an Object which has a startDate and an endDate . If both are not null the timeDiff will be set, calculating the time difference between these two dates in Long . Use Case All Objects wi ... Read moreSource: stackoverflow.com

Published: 22/09/2017This is one of homeworks from a grader I've got. I've been struggling on this question for two days now. The topic is about Dynamic programming and I have no idea how to make sense of it. The detail i ... Read moreSource: stackoverflow.com
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