Optimization is the process of improving an existing program to make it work more efficiently or/and using less resources.

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Efficient algorithm for Virtual Machine(VM) Consolidation in Cloud

PROBLEM: We have N physical machines(PMs) each with ram Ri, cpu Ci and a set of currently scheduled VMs each with ram requirement ri and ci respectively Moving(Migrating) any VM from one PM to ...
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Understanding velocity update in Binary Particle Swarm Optimization

I am wondering how to interpret the velocity update in a Binary Particle Swarm Optimization (PSO). To recap the velocity update : V(t+1) = V(t) + c1 * r1 * (XlocalBest - X(t)) + c2 * ...
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Loop Unfolding and Named Significant Bits

I've been writing a Parser Compiler for the last seven or so years, and I recently got to the point (yet again, never satisfied) of structuring the portion dealing with the portions of the language ...
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Dynamic programming in Bin packing

Problem: Given a list L of objects of possible sizes from set S={1,2,4,8} and unlimited supply of bins of sizes 16 each and we have to use minimum possible numbers of bins to pack all objects of L. I ...
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Performance consideration and code reduction for Templates

I'm trying to decide if this might be a good idea to help reduce the size of some of my xaml resource dictionaries on a large project. Except I'm concerned about any potential performance issues going ...
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A fast algorithm for a simple multi-objective minimization?

I have a set of n (arbitrary) integer numbers S which I want to partition into k subsets S_i each of size n/k (you can assume that k divides n). Let A be the arithmetic mean of elements of the set S. ...
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Algorithm for sport tournament bracket tree

I would like to develop a library that: receive n players in input response with the tournaments brackets in output. I would ask you what kind of algorithm I have to use to choose the correct tree ...
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Multiple API Calls on Web Server

I am trying to build a Tumblr Site that makes API calls to Social Network sites and return data and render on the Tumblr Site. And the thing is Tumblr doesn't allow PHP on their HTML Editor. So my ...
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Optimization algorithm, how to develop this problem

I have a situation where I would like your input and think over / solve algorithm. The specs There are inventories with a specified amount of capacity. 'X (width) and Y (time)' creates ...
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Android runtime - does ART miss optimization opportunities over Dalvik?

Is ART a strict improvement over Dalvik, or there are optimizations that an ahead-of-time compiler will miss compared to JIT, but Google decide they don't matter in practice? For example, with JIT, ...
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How do we know how good a LLVM pass is?

Is there a set of benchmarks or some specific method to evaluate LLVM passes against a criteria, such as performance, memory usage, power consumption, etc? How do we know if the improvement proposed ...
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What Algorithm can be use for task allocation based on location?

What algorithm can be use for task scheduling based on location? For example there are 100 students and 5 lecturers available. Each lecturer must get same amount of student using location allocation ...