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I'm trying to build an item-based recommender using k-nn. I have a list of items, all of which have some properties (features) in common.item var_1 ...
Asked on 12/12/2020
1 answerI see BERT family is being used as benchmark everywhere for NLP tasks. What are some key strengths of BERT over models like ELMO or ULMFiT?...
Asked on 12/12/2020 by Akshay
2 answerI'm creating a Neural Network model to predict the price range of laptop. Input would be the configurations of that laptop. But the price range column was created from the...
Asked on 12/11/2020 by Ashraful Alam Imran
0 answerI know my annotators are not perfect, sometimes making mistakes. What would be the best way to deal with the annotation errors for my training data? Thanks!...
Asked on 12/11/2020 by Edamame
1 answerI have pipeline estimators like this:text_clf = Pipeline([ ('tfidf', TfidfVectorizer(max_df=0.95, min_df=2, max_features=n_features, stop_words='english')), ('clf', SGDClassifier(loss='hinge', penalty='l2', alpha=1e-3, random_state=random_state, max_iter=5, tol=None)),])text_clf.fit(dataset.data, dataset.target)Then when evaluating...
Asked on 12/11/2020
1 answerSuppose we have a linear regression model that predicts an item’s price. If the item’s prediction is 8 USD and the actual value is 10 USD, then it is clear...
Asked on 12/11/2020
1 answerI'm not a data scientist but I'm trying to implement a recommendation engine on my company. My application runs on PHP but I'll use Python to process this data. My...
Asked on 12/11/2020 by grpaiva
1 answerI am experimenting with Orange data mining tool. When I use the 'Corpus' widget from the text mining section it gives me the error: [![Corpus widget error][1]][1] I have tried...
Asked on 12/11/2020 by vipp.k0000
1 answerAfter performing some sentiment analysis, I have a dataset that looks like this:For different products, using online reviews, I have obtained some values for positive/negative sentiments. However, now I...
Asked on 12/11/2020 by a125
1 answerI posed this question to math.stackexchange without response, and feel it is better suited here. I am writing an application to predict a final exam score given at least...
Asked on 12/11/2020 by pgayed
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