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Questions tagged [aws]

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19 questions with no upvoted or accepted answers
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2answers
576 views

AWS machine learning prediction schema problems

I've trained an AWS Machine Learning model with the training data from here : https://www.kaggle.com/c/titanic/data I'm now trying to run a batch prediction with the test data from the same source ...
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0answers
5 views

Integrate SageMaker notebook instances into development flow

I often get stuck by the calculation time when I work on a model locally. Even sampling quite heavily sometimes still let the running times very long. Ideally, these times must be of the order of the ...
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0answers
14 views

Word embedding microservices in the cloud

I would like to build nlp classifiers for various tasks such as sentiment analysis, topic modeling, name entity recognition etc. . I realized that most of them only involve simple logistic regression ...
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0answers
27 views

Where is $SPARK_HOME on an EC2 instance?

I am working on an EC2 instance with anaconda and pyspark pre-installed. My $SPARK_HOME variable is not set. Any ideas on how to locate my spark home?
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0answers
160 views

Should I remove the trend from timeseries when using DeepAR

I saw that for some other algorithms for timeseries data it is advised to remove trend and seasonality before doing the prediction (ex: ARIMA and LSTM) I figured out from the paper that SageMaker's ...
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0answers
21 views

How to prepare future data for training

Assume I have a large data of ecommerce website sessions with user id key (a user can have multiple sessions with random time between them). The data is on S3 in json gzipped format. On some sessions ...
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0answers
305 views

Get deepAR fit() metrics to python

I use deepAR RNN on AWS via python. I run the estimator.fit(inputs=data_channels) and want to get insight on the algorithm performance and the fit that the model ...
1
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0answers
59 views

maximum dimensionality of AWS Machine Learning

I am toying with AWS Machine Learning and I have a dataset with about 200 records with about 220,000 variables each. Apparently, AWS Machine Learning has a hard limit of 1000 variables. How can I ...
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0answers
12 views

Specific information regarding Amazon Sagemaker GroundTruth

I'm trying to run a simple GroundTruth labeling job with a private workforce for text classification. Since I'm new to AWS GroundTruth, I have some questions: If I use private workforce what is the ...
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0answers
13 views

How can I preview AWS Glue jobs?

I´m want to use Glue to extract data from an RDS PostgresDB, transform/clean it and load into an S3 Bucket so I can use Athena and Quicksight to visualize the data and create reports. I´m currently ...
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0answers
17 views

pd.read_csv() not reading /tmp folder AWS Lambda

I am using AWS Lambda to download a CSV from S3 and then upload each recod to a mongo. I download the csv to /tmp folder using the boto3 client and with pandas read it with pd.read_csv(). However the ...
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0answers
7 views

What's the difference between two kinds of deployment in sagemaker

I read the deployment model in stagemaker from sagemaker webistes: https://docs.aws.amazon.com/sagemaker/latest/dg/how-it-works-deployment.html It says there are two ways for deployment: 1. via AWS ...
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0answers
84 views

Python data cleaning for CSV using Pandas and PySpark and mapping to JSON in AWS ETL Glue Environment

I have recently started working on some ETL work and wanted some guidance in this area related to data cleaning from CSV to JSON mapping using AWS Glue, Python (pandas, pyspark). Question Need a ...
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0answers
24 views

AWS comprehend service topic modelling takes too much time

I have an AWS Comprehand service in which i created an analysis job for topic modelling.Input to job was just 4.4kB text file, I got correct output after 25-30 minutes, then i tried with 750kB file it ...
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0answers
29 views

aws sagemaker data input configuration

I m trying to run this training job on the sagemaker but it doesn't like the data I uploaded in the s3 bucket. I simply uploaded ...
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1answer
12 views

Intermittent type error when running CNN inside Docker container

I've been working on a simple computer vision API with a few endpoints for grabbing useful information from ebay images. The API lives in a docker container that looks for the h5 files, downloads ...
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0answers
11 views

Hints on my EMR Spark Cluster

I am new to Spark, in particular I am tying to find out which are the best recommended properties to set to work on a 1 master 2 slaves cluster with 10GB memory each. Do you know which are a good set ...
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0answers
28 views

Unable to parse manifest sagemaker

I have a csv stored in S3 and try to build a multiclass XGB training job with Sage Maker. Even though I've put the target variables (classes from 1 to 3) in the firs column and removed the headers, ...
0
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1answer
22 views

AWS model performance evaluation interpretation

I've trained and testing a logistic regression binary-classification model using AWS Machine Learning. The evaluation has the ...