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# Handle class imbalance in #TidyTuesday climbing expedition data with tidymodels | Julia Silge
A data science blog
[https://juliasilge.com/blog/himalayan-climbing/](https://juliasilge.com/blog/hima…
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In an imbalanced class scenario, TrainTestLabelDrift might not find significant drift in the label, as it is less sensitive to smaller categories.
This can be solved by:
* Adding weights to Cramer's …
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1. What is the effect of using counters_per_class and focal_loss together and separately?
2. What is the effect of using focal_loss in all [yolo] layers and certain layers(only 1 or 2)?
3. How can w…
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Hi, I want to use PSPNet Model to segmentation 9 classes: Road, Line, Left, Right, NoLeft, NoRight, Straight, Stop.
This problem is my model can't segment correctly all signs when my self-driving ca…
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I trained two models for the same data.
I found that shallow model is very sensitive to imbalance compared to deep model.
model: yolo_v3_tiny_pan3_aa_ae_mixup_scale_giou.cfg (mixup = 0), very …
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May I ask why, in the multi-segmentation dataset, we assign the class_id to random existing classes?
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# Class imbalance and classification metrics with aircraft wildlife strikes | Julia Silge
Handling class imbalance in modeling affects classification metrics in different ways. Learn how to use tidym…
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@drewbo, should we add class imbalance warning?
When I create a bounding box for an image classification task, a building classifier. I set the `background_ratio` to 1 and assumed Label Maker will…
Geoyi updated
6 years ago