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Questions tagged [mxnet]

Questions involving executing and importing neural networks from MXNet.

5
votes
1answer
70 views

Export ImageCases to Python?

I’d like a tutorial on how to export a bounding box detector network to mxnet, (for bonus points: convert to Tensorflow), and then get it running correctly in python! Some related questions exist for ...
1
vote
1answer
18 views
8
votes
1answer
178 views

Is Mathematica's implementation of convolutional neural networks really inefficient?

I'm surprised how slow ConvolutionLayer works with TargetDevice->"CPU". For instance this code: ...
2
votes
1answer
76 views

3D Deconvolutional Layer

I noticed that one of the mxnet APIs (Gluon) includes a 3D Deconvolutional Layer. However, mathematica currently only allows up to 2D deconvolutional layers (see here). Can one somehow implement a 3D ...
4
votes
0answers
135 views

Transfer learning a bounding box detector

I'd like to add a new class to one of the standard object detection architectures. Consider the YOLO v2 detector from the Neural Net Repo. ...
-1
votes
1answer
145 views

how to import mathematica trained mxnet neural net

How to import mathematica trained mxnet neural net into python and use it there? Can someone provide a simple example i can use as a template. Thanks
3
votes
0answers
100 views

Can you train ImageClassify model with multiple GPUs correctly?

After some testing, I still cann't train with two GPU in Windows 10. But I can train with Mathematica 11.3 in Ubuntu 16.04 with two graphics card GTX 1080 The problem is, If I use two card to train, ...
4
votes
1answer
125 views

How can I reproduce the result of AgeEstimation model in MXNet-Python?

How can I reproduce the result of AgeEstimation model in MXNet-Python? here is my repo about MXnet-Python codes to load Mathematica Models. I want the result of Mathematica and the result of MXNet-...
4
votes
2answers
142 views

NetTrain with multi-label data?

I'm attempting to do simple category recommendation on textual data. I have around 20k training samples of the form desc_String -> {tag1_String, tag2_String, ...}...
3
votes
0answers
152 views

Is is a bug when importing MXNet model?

There is a trained net:model.zip Using Python to make prediction: ...
10
votes
2answers
236 views

Export BatchNormalizationLayer as MXNet

Bug introduced in 11.2 and remains in 12.0.0 I just tried to import a net from mathemtica into pythons using MXNet. It works fine with the following manual. However, as soon as I try to add a ...
8
votes
2answers
264 views

Can't import Gluon into mma

This is a simple DNN from Fast, portable neural networks with Gluon HybridBlocks: This is json file and params file of Gluon(MXNet) ...
5
votes
1answer
220 views

Error Import a MXNet model Export by Mathematica in 11.2 and 11.3

the model was trained by net = NetModel["Inception V1 Trained on ImageNet Competition Data"] ...
9
votes
3answers
688 views

Example of NetChain running in MXNet cause Error

Cross post here Problem remains in Mathematica 11.2 First defining the net ...
10
votes
3answers
692 views

Using Mathematica wlnet model in C++

Suppose if there is a trained net: SeedRandom[1234]; net = NetInitialize@NetChain[{5, 3}, "Input" -> 2]; It can predict image in mma: ...
12
votes
2answers
417 views

Simple example of NetGraph running in MXNet?

There is an great example of exporting a NetGraph (that was trained in Mathematica) into the MXNet's format. However, I think there's a bug or something is wrong with the answer, because once ...
3
votes
1answer
248 views

Custom NetEncoder for lower resolution image input in a pre-trained Inception network

I have come across this neat explanation on how to adjust a pre-trained Inception neural net to an arbitrary number of classes by truncating the top layers. However, my input data does not come in $...
28
votes
1answer
2k views

How to export an MXNet?

I was hoping there was some way to generate the .params and .json file needed to define an MXNet model, from a network trained using NetTrain[] in Mathematica. I ...