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  1. how do *you* calculate/approximate Big O? - Stack Overflow

    Most people with a degree in CS know what Big O stands for. It helps us to measure how well an algorithm scales. How do you calculate or approximate the complexity of your algorithms?

  2. Difference between Big-O and Little-O Notation - Stack Overflow

    Sep 1, 2009 · Algorithm A can't tell the difference between two similar inputs instances where only x 's value changes. If x is the minimum in one of these instances and not in the other, then A will fail to …

  3. algorithm - What does O (log n) mean exactly? - Stack Overflow

    Feb 22, 2010 · A common algorithm with O (log n) time complexity is Binary Search whose recursive relation is T (n/2) + O (1) i.e. at every subsequent level of the tree you divide problem into half and do …

  4. Peak-finding algorithm for Python/SciPy - Stack Overflow

    Apr 16, 2015 · The peak-finding algorithm would find the location of these peaks (not just their values), and ideally would find the true inter-sample peak, not just the index with maximum value, probably …

  5. algorithm - Peak signal detection in realtime timeseries data - Stack ...

    Robust peak detection algorithm (using z-scores) I came up with an algorithm that works very well for these types of datasets. It is based on the principle of dispersion: if a new datapoint is a given x …

  6. What is the best image downscaling algorithm (quality-wise)?

    Jan 20, 2017 · 4 The algorithm you describe is called linear interpolation, and is one of the fastest algorithms, but isn't the best on images.

  7. Efficient Algorithm for Bit Reversal (from MSB->LSB to LSB->MSB) in C

    Apr 14, 2009 · What is the most efficient algorithm to achieve the following: 0010 0000 => 0000 0100 The conversion is from MSB->LSB to LSB->MSB. All bits must be reversed; that is, this is not …

  8. What is the best algorithm for overriding GetHashCode?

    The hashing algorithm needs to be deterministic i.e. given the same input it must always produce the same output. Reduce Collisions The algorithm that calculates a hash code needs to keep hash …

  9. Newest 'algorithm' Questions - Stack Overflow

    An algorithm is a sequence of well-defined steps that defines an abstract solution to a problem. Sign up to watch this tag and see more personalized content

  10. What would cause an algorithm to have O(log log n) complexity?

    May 23, 2017 · Therefore, if there is algorithm that works by repeatedly reducing the problem to a subproblem of size that is the square root of the original problem size, that algorithm will terminate …