TNN | TNN: developed by Tencent Youtu Lab and Guangying Lab, a uniform deep learning inference framework f | Machine Learning library

 by   Tencent C++ Version: v0.3.0 License: Non-SPDX

kandi X-RAY | TNN Summary

kandi X-RAY | TNN Summary

TNN is a C++ library typically used in Artificial Intelligence, Machine Learning, Deep Learning, Pytorch applications. TNN has no bugs, it has no vulnerabilities and it has medium support. However TNN has a Non-SPDX License. You can download it from GitHub.

TNN: A high-performance, lightweight neural network inference framework open sourced by Tencent Youtu Lab. It also has many outstanding advantages such as cross-platform, high performance, model compression, and code tailoring. The TNN framework further strengthens the support and performance optimization of mobile devices on the basis of the original Rapidnet and ncnn frameworks. At the same time, it refers to the high performance and good scalability characteristics of the industry's mainstream open source frameworks, and expands the support for X86 and NV GPUs. On the mobile phone, TNN has been used by many applications such as mobile QQ, weishi, and Pitu. As a basic acceleration framework for Tencent Cloud AI, TNN has provided acceleration support for the implementation of many businesses. Everyone is welcome to participate in the collaborative construction to promote the further improvement of the TNN inference framework.
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              TNN has a medium active ecosystem.
              It has 3996 star(s) with 724 fork(s). There are 93 watchers for this library.
              OutlinedDot
              It had no major release in the last 12 months.
              There are 267 open issues and 642 have been closed. On average issues are closed in 100 days. There are 7 open pull requests and 0 closed requests.
              It has a neutral sentiment in the developer community.
              The latest version of TNN is v0.3.0

            kandi-Quality Quality

              TNN has no bugs reported.

            kandi-Security Security

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

            kandi-License License

              TNN has a Non-SPDX License.
              Non-SPDX licenses can be open source with a non SPDX compliant license, or non open source licenses, and you need to review them closely before use.

            kandi-Reuse Reuse

              TNN releases are available to install and integrate.
              Installation instructions are available. Examples and code snippets are not available.

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            TNN Key Features

            No Key Features are available at this moment for TNN.

            TNN Examples and Code Snippets

            No Code Snippets are available at this moment for TNN.

            Community Discussions

            QUESTION

            Custom function to matrix columns pairs
            Asked 2021-Jun-03 at 15:55

            Good afternoon ,

            Assume we have the following matrix :

            ...

            ANSWER

            Answered 2021-Jun-03 at 15:20
            1. outer expects a binary function. I’m assuming this was a typo in your code.

            2. outer treats the function passed to it as vectorised. Your function isn’t (because intersection isn’t). But you can vectorise it using mapply:

            Source https://stackoverflow.com/questions/67823983

            QUESTION

            Pytorch: No training effect after deepcopy
            Asked 2020-Dec-15 at 06:35

            I tried to make a copy of a neural network in pytorch and subsequently train the copied network, but training does not seem to change the weights in the network after copying. This post suggests that deepcopy is a convenient way to make a copy of a neural network, so I tried using that in my code.

            The code below works just fine and shows that the weights and accuracy of the network are different after training from before training. However, when I toggle so that network_cp=deepcopy(network) and optimizer_cp=deepcopy(optimizer), the accuracy and weights before and after training are exactly the same.

            ...

            ANSWER

            Answered 2020-Dec-15 at 06:35

            After optimizer_cp = deepcopy(optimizer), the optimizer_cp still wants to optimize the old model's parameters (as defined by optimizer = optim.SGD(network.parameters(), lr=learning_rate, momentum=momentum)).

            After deep copying the model, the optimizer needs to be told to optimize this new model's parameters:

            optimizer_cp = optim.SGD(network_cp.parameters(), lr=learning_rate, momentum=momentum)

            Source https://stackoverflow.com/questions/65298796

            QUESTION

            Attempting to implement a C++ library, need some pointers on how to interface with it
            Asked 2020-Oct-07 at 05:46

            I'm relatively inexperienced in C++, and am trying to compile a library to DLL for use in Unity. As far as generating the DLL and interfacing with it, I've had success in getting my below function to call and return a dummy value in Unity, no worries.

            Where I'm struggling is working out how to interface with this Approximate Nearest Neighbour library, and could use some pointers. (This may be a hard problem to define without downloading the above-linked source and having a look yourself, but I will attempt to make it simple)

            In Unity, I have a three-dimensional array (points[] = float[x,y,z]), and a query point in space (float[x,y,z]). I wish to feed this data into something like the below function (which I have modified from the ann_sample.cpp - original linked at the bottom), and return the nearest neighbour to this point.

            My function

            ...

            ANSWER

            Answered 2020-Oct-07 at 05:46

            Update:
            Writing this all out was evidently the push I needed in the right direction! In case it's relevant for anyone in the future, the manner through which I interfaced with it was fairly straightforward.

            I passed a few 2D arrays into the C++ plugin, which I then converted into ANNpointArrays. Given it's C++, I needed to first instantiate the arrays of the appropriate size, then populate as the below:

            Source https://stackoverflow.com/questions/64218339

            QUESTION

            Firebase FCM doesn't send image notification after uploading to Firebase storage
            Asked 2019-Sep-23 at 21:51

            I have uploaded an image from the user gallery to Firebase storage and got the following URL -

            https://firebasestorage.googleapis.com/v0/b/tnn-1mddev.appspot.com/o/notificationImages?alt=media&token=9a91bfe6-ae7a-4560-9f42-0adbd49de2e9

            which when opening at google chrome is a valid image URL.

            The thing is that when I am trying to sent it to the Firebase server at the following method is does not work with my URL from firebase -

            ...

            ANSWER

            Answered 2019-Sep-23 at 21:51

            For me it seems that the Admin SDK is not capable for sending images.

            There is no image property in the payload. Only body & title: https://firebase.google.com/docs/reference/admin/node/admin.messaging.Notification

            Possible solution: Try invoking the HTTP API for FCM instead of calling the sendToDevices function.

            Source https://stackoverflow.com/questions/57744268

            QUESTION

            Pass a function with lamba expression to make a generic function
            Asked 2019-Sep-21 at 06:47

            I am using google's AutoValue to generate some configs, but before generating the configs, I would like to make sure that the entries are sanitized and default values are added to the list.

            The AutoValue part looks like:

            ...

            ANSWER

            Answered 2019-Sep-21 at 06:47

            You could pass a Consumer that accepts a list of strings and calls the builder methods, e.g.:

            Create the consumer and pass it to the normalize method:

            Source https://stackoverflow.com/questions/58036659

            QUESTION

            How do I handle double-tabs in tab delimited txt import in R?
            Asked 2019-May-13 at 17:25

            I have a text file that appears tab-delimited but some of the lines have two tabs between columns. When I read into R everything looks great until I hit one of these lines and then breaks down.

            My guess is that I need something to say that if one tab follows another tab the second one should be ignored.

            I've tried using read.table with and without a sep="\t" as well as read_table.

            ...

            ANSWER

            Answered 2019-May-13 at 17:17

            As long as there is no whitespace within fields then I think you made some other error since just omitting sep is sufficient. For example:

            Source https://stackoverflow.com/questions/56117000

            QUESTION

            Create a code in python to get the most frequent tag and value pair from a list
            Asked 2018-Oct-05 at 08:06

            I have a .txt file with 3 columns: word position, word and tag (NN, VB, JJ, etc.).

            Example of txt file:

            ...

            ANSWER

            Answered 2018-Oct-05 at 08:06

            You need to have a separate collections.Counter for each word. This code uses defaultdict to create a dictionary of counters, without checking every word to see if it is known.

            Source https://stackoverflow.com/questions/52549113

            QUESTION

            How to reshape data from wide to long with multipe variables?
            Asked 2018-Sep-13 at 10:06

            I have a very large dataset that I need to reshape from wide to long.

            Here is a demo of my datset which contains all the situation:

            ...

            ANSWER

            Answered 2018-Sep-13 at 10:03

            QUESTION

            How to create a loop that applies different filters to data frame
            Asked 2018-Jul-10 at 21:08

            I apologize in advance, my question header may not accurately describes what I am trying to do. I think what I need to create is a loop, but I will give a give more detail. I have two data frames

            df1

            ...

            ANSWER

            Answered 2018-Jul-10 at 20:12

            QUESTION

            Python Find & Count Certain Word within (Strings) List Items
            Asked 2018-Jul-02 at 16:33

            Hello dear Programmers,

            I want to find certain words within List Items. My Input looks like this:

            ...

            ANSWER

            Answered 2018-Jul-02 at 16:06

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

            Vulnerabilities

            No vulnerabilities reported

            Install TNN

            It is very simple to use TNN. If you have a trained model, the model can be deployed on the target platform through three steps.
            Convert the trained model into a TNN model. We provide a wealth of tools to help you complete this step, whether you are using Tensorflow, Pytorch, or Caffe, you can easily complete the conversion. Detailed hands-on tutorials can be found here How to Create a TNN Model.
            When you have finished converting the model, the second step is to compile the TNN engine of the target platform. You can choose among different acceleration solutions such as ARM/OpenCL/Metal/NPU/X86/CUDA according to the hardware support. For these platforms, TNN provides convenient one-click scripts to compile. For detailed steps, please refer to How to Compile TNN.
            The final step is to use the compiled TNN engine for inference. You can make program calls to TNN inside your application. We provide a rich and detailed demo as a reference to help you complete. Run an iOS Demo Run an Android Demo Run an Linux/Windows Demo

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