remap | MapReduce platform in python

 by   gtoonstra HTML Version: Current License: MIT

kandi X-RAY | remap Summary

kandi X-RAY | remap Summary

remap is a HTML library. remap has no bugs, it has no vulnerabilities, it has a Permissive License and it has low support. You can download it from GitHub.

Remap is capable of running many cores in a distributed fashion over the network and orchestrate work. It's impossible to make a 100% generic daemon that does this, so there are modules involved that direct the process flow and status tracking of the workers on the network, which eventually determines how the algorithm behaves. Remap is mostly written in pure python with the exception of a specialized broker for "vertex" tasks. The platform figures out if and how many nodes and cores are available to run your algorithm. The way this works is that you have a python script file with your map/reduce or vertex functions, which must be available to all nodes (either locally copied or from a network drive). Then you just start the job from the monitor and watch the fireworks. Remap uses an HTTP Rest interface. See the "http_interface" file (which should be really easy to read) for the endpoints. Remap is integrated with airflow too (see airbnb), so you can have pretty advanced workflows where map/reduce or vertex jobs get involved. Remap is too new for serious production work, so it's targeted at small-scale installations. The whole idea of remap is for developers, researchers and tinkerers to be able to put an environment together very quickly, so you can work on your algorithm implementations as quickly as possible.
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            kandi-support Support

              remap has a low active ecosystem.
              It has 34 star(s) with 3 fork(s). There are 6 watchers for this library.
              OutlinedDot
              It had no major release in the last 6 months.
              There are 5 open issues and 0 have been closed. There are no pull requests.
              It has a neutral sentiment in the developer community.
              The latest version of remap is current.

            kandi-Quality Quality

              remap has no bugs reported.

            kandi-Security Security

              remap has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.

            kandi-License License

              remap is licensed under the MIT License. This license is Permissive.
              Permissive licenses have the least restrictions, and you can use them in most projects.

            kandi-Reuse Reuse

              remap releases are not available. You will need to build from source code and install.

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            remap Key Features

            No Key Features are available at this moment for remap.

            remap Examples and Code Snippets

            No Code Snippets are available at this moment for remap.

            Community Discussions

            QUESTION

            R How to remap letters in a string
            Asked 2021-Jun-15 at 18:21

            I’d be grateful for suggestions as to how to remap letters in strings in a map-specified way.

            Suppose, for instance, I want to change all As to Bs, all Bs to Ds, and all Ds to Fs. If I do it like this, it doesn’t do what I want since it applies the transformations successively:

            ...

            ANSWER

            Answered 2021-Jun-15 at 18:21

            We could use chartr in base R

            Source https://stackoverflow.com/questions/67990650

            QUESTION

            Updating Rows in IQueryable and Save Changes
            Asked 2021-Jun-15 at 06:56

            I am trying to update all rows in IQueryable, that I retrieve from a database.

            Is this the correct way to conduct this? When I run an Xunit test on this, the rows seem disappear.

            ...

            ANSWER

            Answered 2021-Jun-15 at 06:51

            You need to first get the objects, before they can be tracked for changes. However, if all you're doing with the IQueryable is to update a member without touching anything else, it would be faster to just execute the UPDATE query.

            Consider:

            Source https://stackoverflow.com/questions/67925855

            QUESTION

            How does the "compressed form" of `cv::convertMaps` work?
            Asked 2021-Jun-14 at 23:34

            The documentation for convertMaps says that it supports the following transformation:

            (CV_32FC1, CV_32FC1)→(CV_16SC2, CV_16UC1) This is the most frequently used conversion operation, in which the original floating-point maps (see remap) are converted to a more compact and much faster fixed-point representation. The first output array contains the rounded coordinates and the second array (created only when nninterpolation=false) contains indices in the interpolation tables.

            I understand that (CV_32FC1, CV_32FC1) is encoding (x, y) coordinates as floats. How does the fixed point format work? What is encoded in each 2-channel entry of the CV_16SC2 matrix? What interpolation tables does the CV_16UC1 matrix index into?

            ...

            ANSWER

            Answered 2021-Jun-14 at 23:34

            I'm going by what I remember from the last time I investigated this. Grain of salt and all that.

            the fixed point format splits the integer and fractional parts of your (x,y)-coordinates into different maps.

            it's "compact" in that CV_32FC2 or 2x CV_32FC1 uses 8 bytes per pixel, while CV_16SC2 + CV_16UC1 uses 6 bytes per pixel. also it's integer-only, so using it can free up floating point compute resources for other work.

            the integer parts go into the first map, which is 2-channel. no surprises there.

            the fractional parts are converted to 5-bit integers, i.e. they're multiplied by 32. then they're packed together, lowest 5 bits from one coordinate, higher next 5 bits from the other one.

            the resulting funny number has a range of 0 .. 1023, or 0b00000_00000 .. 0b11111_11111, which encodes fractional parts (0.0, 0.0) and (0.96875, 0.96875) respectively (that's 31/32).

            during remap...

            the integer map is used to look up, for every resulting pixel, several pixels in the source image required for interpolation.

            the fractional map is taken as an index into an "interpolation table", which is internal to OpenCV. it contains whatever factors and shifts required to correctly blend the several sampled pixels into one resulting pixel, all using integer math. I guess there are multiple tables, one for each interpolation method (linear, cubic, ...).

            Source https://stackoverflow.com/questions/67939327

            QUESTION

            How to remap coc.nvim autocomplete key?
            Asked 2021-Jun-09 at 22:06

            I was trying to change my coc.nvim autocomplete key, and found this question in Stack Overflow, but the guy who answer this question doesn't explain really good how to customize it as you want, so I will explain it to help the NeoVim users that are racking the brain for this as I was.

            ...

            ANSWER

            Answered 2021-May-03 at 14:20
            Short Answer

            If you want to bind Tab for autocompletion, paste this in your .vimrc or init.vim

            Source https://stackoverflow.com/questions/67370086

            QUESTION

            neovim is transparent but the auto copplete window is pink.how to make it semi transparent (black) too?
            Asked 2021-Jun-09 at 19:27

            i use parrot security as my daily distro. its mate terminal is transparent so is vim .but i wanted to get auto complete and used some plugins.auto complete window appears to be in pink which looks really ugly in semi transparent black background.i changed the theme and it was fixed but so was gone vim transparency .

            in short word (1)i have to keep the default (2)i have to keep transparent vim (3)i have to change the auto complete window from pink to semi transparent black

            here is my init.vimrc

            ...

            ANSWER

            Answered 2021-Jun-09 at 19:27

            If you are using neovim there is an option called :h pumblend which can be used to change the transparency of the popup menu.

            Are you sure gruvbox caused your vim to lose transparency? I am not sure if vim is able to change a terminal emulator's transparency. I or someone else might be able to advise you better if you post pictures of what has changed.

            Source https://stackoverflow.com/questions/67898068

            QUESTION

            Remapping Random Float value to logarithmic scale
            Asked 2021-Jun-06 at 14:44

            I have a Random float that gives me a value between 0 and 1. I now want to remap that value so that 50% of the time the result is 0.01, 25% of the time it't 0.02, 12.5% of the time it's 0.04....

            Somewhat like this:

            • 50% = 0.01
            • 25% = 0.02
            • 12.5% = 0.04
            • 6.25% = 0.08
            • 3.125% = 0.16
            • 1.5625% = 0.32
            • 0.78125% = 0.64

            Or with other words remapping 0.0 - 0.5 to 0.00 - 0.01 and 0.50 - 0.75 to 0.01 - 0.02...

            I think I can do that with a logarithmic function but I can't figure out how.

            ...

            ANSWER

            Answered 2021-Jun-05 at 20:16

            Huh, I'm not sure about how you worded the second last line there but I'm assuming the function you're writing is mapping [0,1.0] st. 0.05 -> 0.01, 0.25 -> 0.02 right?

            If I'm following then 0 -> 0.1 and 1.0 -> -0.11.

            Plotting that out looks pretty cubic to me, not logarithmic. It's been a while but I think there's a formula by Lagrange that you can use to interpolate the function

            https://en.wikipedia.org/wiki/Lagrange_polynomial

            Hope that's helpful!

            Source https://stackoverflow.com/questions/67852993

            QUESTION

            How to remap multiple columns in data frame?
            Asked 2021-Jun-04 at 09:40

            I have a data frame:

            ...

            ANSWER

            Answered 2021-Jun-04 at 09:40

            QUESTION

            USART3 Initilization STM32F103RB
            Asked 2021-Jun-03 at 22:28

            I'm a beginner when it comes to using STM chips, and I have a project where I have to use all three USART terminals in Uvision.

            I am using an STM32F103RB chip, and I already got the first two USART_init functions working, but I can't get the third one to work for some reason. I would really appreciate any help Here are my USART_init functions:

            ...

            ANSWER

            Answered 2021-May-31 at 07:34

            Your first line for the USART3 initialization is wrong :-)

            RCC->APB2ENR |= 1; // enable clock for AF

            must be (without a clock the USART doesn't work)

            RCC->APB1ENR |= (1<<18); // enable clock for USART

            And as an additional hint, do not use all these magic numbers for the bits. This is much more readable (and the needed defines are already done in the CMSIS:

            RCC->APB1ENR |= RCC_APB1ENR_USART3EN; // enable clock for USART

            Source https://stackoverflow.com/questions/67766841

            QUESTION

            Retrain Frozen Graph in Tensorflow 2.x
            Asked 2021-May-31 at 02:23

            I have managed this implementation on retraining frozen graph in tensorflow 1 according to this wonderful detail topic. Basically, the methodology is described:

            1. Load frozen model
            2. Replace the constant frozen node with variable node.
            3. The newly replaced variable node then will be redirected to the corresponding output of the frozen node.

            This works in tensorflow 1.x by checking the tf.compat.v1.trainable_variables. However, in tensorflow 2.x, it can't work anymore.

            Below is the code snippet:

            1/ Load frozen model

            ...

            ANSWER

            Answered 2021-May-31 at 02:23

            The problem was my Graph Editor when I import the tf.graph_def instead of the original tf.graph that has Variables.

            Quickly solve by fixing step 3

            Sol1: Using Graph Editor

            Source https://stackoverflow.com/questions/67702185

            QUESTION

            Plotting a 3D graph in Python
            Asked 2021-May-28 at 09:23

            I have 3 vectors "x1", "x2" and "targets" of shape (1000,1) each and I want to plot this on a 3D graph.

            While using the code

            ...

            ANSWER

            Answered 2021-May-28 at 09:23

            To my understanding, plot requires 3 vectors with one dimension each. If you just extract one column of data from you arrays you be fine I think. See the example below:

            Source https://stackoverflow.com/questions/67735936

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

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            You can download it from GitHub.

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