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    I have data sampled at essentially random intervals. I would like to compute a weighted moving average using ... bin_avg) Results look good: See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    In the help resource for the multivariate normal sampling function in SciPy, they give the following example: x,y = np. ... in Google for ".T". See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have a collection of 3D points. These points are sampled at constant levels (z=0,1,...,7). An image ... Here are the slices along constant z: See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    On Python, range(3) will return [0,1,2]. Is there an equivalent for multidimensional ranges? range((3,2) ... or it's standard/common libraries. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have one set of data in python. I am plotting this as a histogram, this plot shows a bimodal distribution, ... [1]) plotgauss2(histdist[1]) See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I've found several examples on how to create these exact hierarchies (at least I believe they are) like ... cluster like the following diagrams. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    INTRODUCTION: I'm a bioinformatician. In my analysis which I perform on all human genes (about 20 000) I ... Any help would be appreciated. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Maximum Drawdown is a common risk metric used in quantitative finance to assess the largest negative return that has ... return mdd, start, end See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have a set of points in a 3D space, from which I need to find the Pareto frontier. Speed of ... Python do better than this algorithm? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    My input is 2d (x,y) time series of a dot moving on a screen for a tracker software. It has some noise ... couldn't find code examples. Thanks! See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Given a time series, I want to calculate the maximum drawdown, and I also want to locate the beginning and end ... 100) print MaxDD plt.show() See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have an array with 301 values, which were gathered from a movie clip with 301 frames. This means 1 value from 1 ... like to have a plot in Hz. See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I can't figure out how to do a Two-sample KS test in Scipy. After reading the documentation scipy kstest I can ... do it? Thank You in Advance See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have implemented EM algorithm for GMM using this post GMMs and Maximum Likelihood Optimization Using NumPy ... and expected output: See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I can't install Python on my machine due to administrator privileges, but I did download/open Portable Python ... such as Numpy or Gmpy? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I modified the BernoulliRBM class of scikit-learn to use groups of softmax visible units. In the process, I added an ... I can try here? Thanks! See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    What's the best way to handle zero denominators when dividing pandas DataFrame columns by each other in Python? ... columns and not entire df? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Both the pandas.crosstab and the Pandas pivot table seem to provide the exact same functionality. Are there any differences? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have a experimental data to which I am trying to fit a curve using UnivariateSpline function in scipy. The ... new to scipy. Thanks! See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have two 2-D arrays with the same first axis dimensions. In python, I would like to convolve the two matrices ... 2] Is there a fast way? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have 3 1-D ndarrays: x, y, z and the following code: import numpy as np import matplotlib.pyplot as plt ... what I am doing wrong? Thanks. See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm trying to remove entries from a data frame which occur less than 100 times. The data frame data looks ... entries which have low count... See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm trying to sort the rows of one array by the values of another. For example: import numpy as np arr1 = np. ... arr2[0, :] are the same). See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am using numpy /?scipy / pynest to do some research computing on Mac OS X. For performance, we ... and executed without installing packages? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have 4 non-linear equations with three unknowns X, Y, and Z that I want to solve for. The equations are ... way to go about solving this? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have the following data set. I would like to use Python or Gnuplot to plot the data. The tuples are of the ... ), (5, 4.1572516753310418e-09)] See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    What is the preferred way of doing the conversion using PIL/Numpy/SciPy today? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    As far as I know the option Log=True in the histogram function only refers to the y-axis. P.hist(d,bins= ... there something that can do this? See Question&Answers more detail:os...
asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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