Blog

Erik Kokalj

Developer Experience @ Roboflow

Latest Posts by Erik Kokalj

Which is the Best Coding Agent for Vision tasks?

16 Mar 2026 • 5 min read

Which is the Best Coding Agent for Vision tasks?

SUMMARY This benchmark pits four coding agents (Claude Code with Opus 4.6, Cursor with Composer 2, Gemini CLI with Gemini 3.1 Pro, and Codex with GPT 5.4) against five computer vision tasks including bird counting with SAM 3, car counting in video and RTSP streams, avocado detection,

VoTT for Image Annotation and Labeling

9 Mar 2026 • 7 min read

VoTT for Image Annotation and Labeling

A guide on using VoTT to label your own computer vision dataset.

How to Train a Custom TensorFlow Lite (Now LiteRT) Object Detection Model

5 Mar 2026 • 7 min read

How to Train a Custom TensorFlow Lite (Now LiteRT) Object Detection Model

Learn how to train a custom TensorFlow Lite object detection model with a custom dataset.

How to Train YOLOv4 on a Custom Dataset with Roboflow

2 Mar 2026 • 7 min read

How to Train YOLOv4 on a Custom Dataset

Want to train YOLOv4? Train a custom object detector without Darknet, a config file, or a GPU: Learn how with Roboflow.

How to Train an EfficientDet Object Detection Model with a Custom Dataset

2 Mar 2026 • 10 min read

How to Train an EfficientDet Object Detection Model with a Custom Dataset

Learn how to train an EfficientDet object detection model with a custom dataset.

YOLOv8 in Roboflow Vision AI

2 Mar 2026 • 14 min read

What Is YOLOv8? Architecture, Accuracy, and How to Use It

YOLOv8 is a computer vision model architecture that you can use for object detection, segmentation, keypoint detection, and more.

How to Train a VGG-16 Image Classification Model on Your Own Dataset

25 Feb 2026 • 8 min read

How to Train a VGG-16 Image Classification Model on Your Own Dataset

The VGG16 model explained: 16 layers, 3x3 filters, 92.7% ImageNet top-5, plus how to train an image classifier on your own data, no GPU.

Random Rotate Data Augmentation

24 Feb 2026 • 5 min read

Why and How to Implement Random Rotate Data Augmentation

Learn how to apply a random rotate data augmentation to images for use in training computer vision models.

EfficientDet for Object Detection with Roboflow

22 Feb 2026 • 7 min read

EfficientDet for Object Detection

EfficientDet object detection explained: EfficientNet backbone, BiFPN feature fusion, and compound scaling, plus how to train a detector today.

EfficientDet vs YOLO

11 Feb 2026 • 7 min read

EfficientDet vs YOLO for Object Detection

EfficientDet vs YOLO compared on architecture, speed, accuracy, and licensing, plus why RF-DETR is the stronger detector to deploy today.

How to Train an EfficientNet Model with a Custom Dataset

3 Feb 2026 • 9 min read

How to Train an EfficientNet Model with a Custom Dataset

Learn how to train an EfficientNet model with a custom dataset.

How to Save and Load Model Weights in Google Colab

3 Feb 2026 • 9 min read

How to Save and Load Model Weights in Google Colab

Save and load model weights in Google Colab: mount Google Drive, checkpoint during training, reload or resume in a new session, and deploy.

YOLOv5 Architecture, Sizes, and How It Works in Roboflow

1 Feb 2026 • 13 min read

What Is YOLOv5? Architecture, Sizes, and How It Works

In this article, we discuss what is new in YOLOv5, how the model compares to YOLOv4, and the architecture of the new v5 model.

new drag to connect interface in Roboflow Workflows

28 Jan 2026 • 2 min read

Launch: Workflows Builder 2.0

Workflows Builder 2.0 is here with a drag-to-connect interface that makes building and understanding computer vision pipelines faster and clearer.

Building an AI-powered Bot to Beat the Chrome Dino Game

16 Jan 2026 • 5 min read

Building an AI-powered Bot to Beat the Chrome Dino Game

SUMMARY This tutorial walks through a complete computer vision project that trains an RF-DETR model to detect the Dino, Cactus, and Bird objects in the Chrome Dino game, then uses model predictions at inference time to drive keyboard actions via pynput. Dataset images were captured by screen-recording manual

Train a YOLO26 Instance Segmentation Model with Custom Data

15 Jan 2026 • 5 min read

Train a YOLO26 Instance Segmentation Model with Custom Data

SUMMARY This tutorial walks through fine-tuning YOLO26 for instance segmentation on the Car Part Detection dataset from Roboflow Universe, using a Google Colab notebook with the Ultralytics library. Unlike object detection bounding boxes, instance segmentation identifies the exact pixels belonging to each object, which matters for applications like medical

How to Train a YOLO26 Object Detection Model with Custom Data

14 Jan 2026 • 4 min read

How to Train a YOLO26 Object Detection Model with Custom Data

SUMMARY This tutorial covers fine-tuning a YOLO26 object detection model on the Basketball-Player-Detection dataset from Roboflow Universe, which contains 654 annotated images of NBA players, referees, and basketballs. Using a Google Colab notebook with the Ultralytics library, the guide walks through GPU environment setup, dataset download via

YOLO26 on Roboflow Vision AI

14 Jan 2026 • 6 min read

What Is YOLO26? An Introduction

YOLO26 brings faster CPU inference, small-object accuracy, and edge optimization to the YOLO family. See how it stacks up against today’s leading computer vision models.

How to Train a YOLOv5 Model On a Custom Dataset

10 Jan 2026 • 14 min read

How to Train a YOLOv5 Model On a Custom Dataset

Learn how to train a YOLOv5 model on a custom dataset.

Try CLIP: OpenAI's Zero-Shot Image Classifier on Roboflow Vision AI

8 Jan 2026 • 5 min read

How to Try CLIP: OpenAI's Zero-Shot Image Classifier

Earlier this week, OpenAI dropped a bomb on the computer vision world.

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