Questions tagged [annotation]

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1answer
14 views

Inter-Annotator Agreement score for NLP?

I have several annotators who annotated strings of text for me, in order to train an NER model. The annotation is done in json format, and it consists of a string followed by the start and end index ...
3
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1answer
89 views

Tool for annotation of images for semantic segmentation

I have been searching around for a software tool, that I can use for annotating images. More specifically I want to do annotation to be used for semantic segmentation, meaning I want to create masks. ...
0
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0answers
13 views

How to annotate the object more efficiently

I want to perform object detection and object counting on the given below image using neural networks. My first step will be to annotate and label each object present in the training set of images. In ...
3
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1answer
102 views

How to deal with annotation errors?

I 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?
2
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1answer
22 views

Manual Data Cleanup Tools

I am writing an ETL pipeline for geospatial data of the form place_name,address,longitude,latitude,id_linking_to_other_dataset As the last step in the pipeline, I ...
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0answers
26 views

create a knowledge base for audio sentiment analysis

do you guys have any idea how to create a knowledge base for audio classification of emotions where i am going to use it for the annotation of the data which i am going to feed it to my deep ...
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0answers
9 views

Retrieving image masks from PASCAL and COCO segmentation annotations

How do I retrieve image masks for instance segmentation data which has annotations saved in the COCO and PASCAL annotation formats with python? The format is very confusing for instance segmentation ...
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0answers
207 views

How to convert VGG VIA Instance segmentation annotation to COCO/PASCAL for Tensorflow Object Detection?

I have VGG VIA JSON annotations for instance segmentation for counting diamonds from a given image. The annotations are mixture of Circle, Polygons, Polylines. However, I am planning to use the ...
1
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1answer
24 views

For obejct detection, should I resize my custom images first and then start the annotation or it won't matter?

I have my custom dataset images of size (1080 x 1920) and I am trying to use yolov3 for object detection. I noticed that yolov3 model accepts an input image size of 416 x 416. So I am in confusion if ...
2
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1answer
33 views

How would you build a big production ready image training dataset from scratch?

How would you most likely create a large production ready image training dataset from scratch including annotations for a image classification task? We will take a large amount of images (~1 million) ...
1
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1answer
36 views

Identify outliers for annotation in text data

I read the book "Human-in-the-Loop Machine Learning" by Robert (Munro) Monarch about Active Learning. I don't understand the following approach to get a diverse set of items for humans to ...
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0answers
16 views

Effect of missing annotations in the ground truths on object detectors

I wanted to know whether not annotating some categories in our images, and feeding them into our neural network, would have any adverse effect on our model in detecting the desired objects. To better ...
2
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1answer
185 views

Are there any open-source text annotation for multi label classification tools?

I have a large texts in each document and I want to know if there are any open source text annotation tools available online for multiple label annotation. Each sentence takes two labels. If there ...
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6answers
9k views

What are helpful annotation tools (if any)

I'm looking for tools that would help me and my team annotate training sets. I work in an environment with large sets of data, some of which are un- or semi-structured. In many cases there are ...
2
votes
1answer
348 views

Using doccano for Aspect Based Sentiment Analysis annotation

Currently looking for a good tool to annotate sentences regarding aspects and their respective sentiment polarities. I'm using SemEval Task 4 as a reference. The following is an example in the ...
2
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1answer
207 views

Online Audio annotation tools

I need to find a decent online annotation tool to transcribe audio. There are some requirements for a potential tool: I should be able to deliver audio files to a few labelers. I should be able to ...
2
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2answers
235 views

How should labeled data from multiple annotators be prepared for ML text classification?

My specific question is how NLP data from multiple human annotators should be aggregated - though general advice related to the question title is appreciated. One critical step that I've seen in ...
0
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1answer
43 views

Semantic Annotation in text with curlie.org

I came across curlie.org (previously known as the dmoz taxonomy) and I'm interested to see how I could best start tagging a given text, with concepts from that taxonomy: Are there any tools out there ...
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0answers
12 views

Corpus suggestion for financial domain [closed]

I am looking for a financial corpus or any form of publicly available financial texts which is replete with technical terms and acronyms. Any suggestion is appreciated.
1
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0answers
124 views

Image masking tool to implement mask RCNN using python

I am trying to understand Mask RCNN. For that I have to input image with mask in png format while building the model. I try to follow the article present in this blog. The blogger used Pixel ...
0
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1answer
17 views

Best practice on count of manual annotations for building criminal detection from news articles?

We have 7 million news articles corpus, which we want to classify into crimes or non-crimes and further identify criminals by using NERs/annotating criminals, crime manually. For creating a model that ...
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0answers
22 views

Create labels or annotation from two color images

I have two categories of images to use in my deep learning model. The firs category is aerial images that contain roads (such as road-1.jpg). The second category is two color images that contains road ...
1
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1answer
259 views

How to train a neural network for high recall?

I would like to train a neural network for named entity recognition to tag an unlabeled dataset of texts. The generated labels will then be checked via a crowdsourcing platform. The goal is to ...
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0answers
30 views

App or Service to QA 80,000 classified images?

I've been reviewing services and apps for the past week and my head is exploding. I just haven't found the right one yet, but I know it has to be out there, so I'm turning to the collective wisdom ...
1
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0answers
1k views

How to map RGB image segmentation ground truth to classes/one-hot vectors in TensorFlow?

Is there a TensorFlow function which takes multicategorical ground truth for semantic image segmentations in the form of RGB images and outputs a tensor with a one-hot vector encoding of the ...
1
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1answer
125 views

Annotation tool for classification experiments

What tools are available that provide an interface to present text classification results? I need to keep and compare the results of different classification algorithms for unsupervised data. The tool ...
1
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1answer
263 views

What are the best tools for manually annotating textual topic segmentation?

I checked this old question on tools for text corpus annotation and there are many good tools there, however the tools there seem not to cover my problem. I have a linear text segmentation problem, ...