Category "machine-learning"

How to plot the accuracy and and loss from this Keras CNN model? [duplicate]

The code below is for my CNN model and I want to plot the accuracy and loss for it, any help would be much appreciated. I want the output to

Difference between Shuffle and Random_State in train test split?

I tried both on a small dataset sample and it returned the same output. So the question is, what is the difference between the "shuffle" and the "random_state"

Get Confidence probability Scores for each Predicted Result in Catboost Classifier

I have built a machine learning model using Catboost classifier to predict the categoryname of my result as per below screenshot1. However, if I get an unknown

ValueError: Unable to coerce to Series, length must be 1: given n

I have been trying to use RF regression from scikit-learn, but I’m getting an error with my standard (from docs and tutorials) model. Here is the code: im

tensorflow_probability: TransformedDistribution not accepting event_shape and batch_shape arguments

In version 0.11.0 of Tensorflow Probability, I can define a TransformedDistribution as follows, indicating event and batch shape: mvn = tfd.TransformedDistribut

tensorflow_probability: TransformedDistribution not accepting event_shape and batch_shape arguments

In version 0.11.0 of Tensorflow Probability, I can define a TransformedDistribution as follows, indicating event and batch shape: mvn = tfd.TransformedDistribut

Difference between cosine similarity and cosine distance

It looks like scipy.spatial.distance.cdist cosine similariy distance: link to cos distance 1 1 - u*v/(||u||||v||) is different from sklearn.metrics.pairwis

AUC-ROC value with confident intervals

AUC-ROC value always generates a plus or minus value. What does this bold color value mean? And how can we identify the confident interval of this value? 0.74 &

ValueError: Exception encountered when calling layer "sequential_5" (type Sequential)

I am following this course : TensorFlow Developer Certificate in 2022: Zero to Mastery This is the following code : # Set random seed tf.random.set_seed(42) #

How are the TokenEmbeddings in BERT created?

In the paper describing BERT, there is this paragraph about WordPiece Embeddings. We use WordPiece embeddings (Wu et al., 2016) with a 30,000 token vocab

SHAP Summary Plot and Mean Values displaying together

Used the following Python code for a SHAP summary_plot: explainer = shap.TreeExplainer(model2) shap_values = explainer.shap_values(X_sampled) shap.summary_plot

Adding Dropout Layers to Segmentation_Models Resnet34 with Keras

I want to use the Segmentation_Models UNet (with ResNet34 Backbone) for uncertainty estimation, so i want to add some Dropout Layers into the upsampling part. T

How to plot the pricipal vectors of each variable after performing PCA?

My question mainly comes from this post :https://stats.stackexchange.com/questions/53/pca-on-correlation-or-covariance In the article, the author plotted the v

How to Vectorize python function

I have made a resume parser but to parse my resumes, I am using a for loop to run my parse function over each resume. Is there a way to vectorize this approach?

How to get rid of the KeyError: 'names'

I was trying to make a program that can make classification between runway and taxiway using mask rcnn. after importing custom dataset in json format I am getti

How to acquire tf.data.dataset's shape?

I know dataset has output_shapes, but it shows like below: data_set: DatasetV1Adapter shapes: {item_id_hist: (?, ?), tags: (?, ?), client_platform: (?,), en

Changing label names of Kmean clusters

I am doing the kmean clustering through sklearn in python. I am wondering how to change the generated label name for kmean clusters. For example: data

How to add a new row after every unique entries in pandas dataframe

I have to add a new row at the end of each person information. In the new row which we will add all the information will be same as last row like name, last_upd

How to do gradient clipping in pytorch?

What is the correct way to perform gradient clipping in pytorch? I have an exploding gradients problem.

Invocation timed out using Sagemaker to invoke endpoints with pretrained custom PyTorch model [Inference]

I have a pretrained model based on PyTorch (contextualized_topic_models) and have deployed it using AWS sagemaker script model. However, when I tried to invoke