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TensorFlow beginner Lesson 7 of 7

TensorFlow Projects

Projects covering TensorFlow and Keras from basic neural networks to production serving — building real models that solve real problems.

Beginner Projects

1. House Price Predictor

Build a regression model for the Boston/California housing dataset using a 3-layer Dense network. Add batch normalization and dropout. Compare against sklearn’s LinearRegression baseline.

What you’ll practice: Sequential API, Dense layers, BatchNormalization, MSE loss


2. Fashion MNIST Classifier

Classify 10 clothing categories using a CNN. Implement early stopping via callbacks, save the best model checkpoint, and display misclassified examples per class.

What you’ll practice: Conv2D, ModelCheckpoint, EarlyStopping, classification report


3. Binary Sentiment Classifier (IMDb)

Build a text sentiment classifier using Embedding + GlobalAveragePooling1D + Dense. Use TextVectorization layer. Compare 1D-CNN vs. simple dense approach.

What you’ll practice: TextVectorization, Embedding, GlobalAveragePooling1D, binary cross-entropy


4. Image Autoencoder

Build a convolutional autoencoder to compress and reconstruct CIFAR-10 images. Visualize the bottleneck representation with t-SNE. Use the encoder as a feature extractor.

What you’ll practice: Encoder-decoder architecture, Functional API, reconstruction loss


5. Time Series Anomaly Detector

Train an LSTM autoencoder on normal server metric data. Flag time windows where reconstruction error exceeds a threshold as anomalies. Evaluate with known anomaly labels.

What you’ll practice: LSTM autoencoder, reconstruction error thresholding, time series evaluation


6. Multi-Output Model

Build a model that simultaneously predicts house price (regression) and price tier (classification) from the same features. Use the Functional API with two output heads and weighted losses.

What you’ll practice: Functional API, multiple outputs, custom loss weights


7. Transfer Learning Classifier

Fine-tune MobileNetV2 on a 5-class flower dataset (tf_flowers). Freeze base, train classifier, then unfreeze top layers for full fine-tuning. Plot learning curves for each phase.

What you’ll practice: tf.keras.applications, trainable=False, fine-tuning phases


8. Text Generation with LSTM

Train a character-level LSTM on a text corpus (Shakespeare, code, etc.). Implement temperature sampling. Generate text samples at different temperatures to see creativity vs. coherence tradeoff.

What you’ll practice: Stateful LSTM, character tokenization, temperature sampling


9. Regression with Uncertainty (Dropout as Bayesian Approximation)

Use Monte Carlo Dropout to estimate prediction uncertainty: keep dropout active during inference, run N forward passes, report mean and std. Show how uncertainty increases for out-of-distribution inputs.

What you’ll practice: MC Dropout, inference uncertainty, out-of-distribution detection


10. Custom Training Loop

Reimplement a MNIST classifier using a manual training loop with tf.GradientTape. Add custom per-step metrics and compare performance to model.fit(). Understand what model.fit() abstracts away.

What you’ll practice: tf.GradientTape, manual gradient application, tf.function


Intermediate Projects

1. Object Detection with TF Object Detection API

Fine-tune SSD MobileNet v2 on a custom dataset (e.g., 5 object classes labeled with LabelImg). Export to TFLite for mobile deployment. Compute mAP on a held-out test set.

What you’ll practice: TF Object Detection API, TFRecord format, mAP evaluation, TFLite


2. Image Segmentation (U-Net)

Implement U-Net for binary semantic segmentation. Train on the Oxford Pets dataset (pet vs. background). Report IoU and Dice coefficient. Visualize predicted masks.

What you’ll practice: U-Net architecture, skip connections, segmentation metrics (IoU, Dice)


3. Generative Adversarial Network

Implement DCGAN on CelebA face dataset: discriminator and generator as Keras Models, alternating training steps, progressive image quality monitoring. Understand mode collapse and how to detect it.

What you’ll practice: GAN training loop, tf.GradientTape for two models, generator evaluation


4. BERT Fine-Tuning for NER

Fine-tune BERT (via HuggingFace TF backend) for Named Entity Recognition on CoNLL-2003. Handle token-subword alignment, compute entity-level F1 (not token-level).

What you’ll practice: Token classification, subword alignment, entity-level evaluation, TFAutoModel


5. Recommendation System (Neural Collaborative Filtering)

Build a neural collaborative filtering model: user and item embedding layers, dot product + MLP head, binary cross-entropy loss on implicit feedback. Evaluate with NDCG@10.

What you’ll practice: Embedding layers, implicit feedback training, ranking evaluation


6. Multi-Modal Classifier

Build a model that combines image features (CNN) and text features (LSTM) to classify product listings. Use the Functional API to concatenate both feature streams before the classifier.

What you’ll practice: Multi-input Functional API, concatenation, multi-modal fusion


7. Data Augmentation Pipeline with tf.data

Build a high-performance training pipeline: random crop, flip, color jitter, mixup augmentation, all inside tf.data. Benchmark with/without augmentation, measure throughput (images/sec).

What you’ll practice: tf.data map/cache/prefetch, custom augmentation ops, pipeline profiling


8. Quantization-Aware Training

Apply quantization-aware training (QAT) using TFLite Model Optimization Toolkit on MobileNetV2. Compare float32 vs int8 accuracy, model size, and inference latency on target hardware.

What you’ll practice: QAT, TFLite optimization, accuracy-vs-speed tradeoff


9. Custom Layer and Loss Function

Build a custom Attention layer (Bahdanau) and a custom Focal Loss for imbalanced classification, both as proper Keras classes. Verify gradients flow correctly and integrate into a standard pipeline.

What you’ll practice: tf.keras.layers.Layer, call(), get_config(), custom loss


10. Distributed Training with MirroredStrategy

Train a ResNet-50 on ImageNet (or a subset) using tf.distribute.MirroredStrategy across multiple GPUs. Measure linear scaling of throughput. Handle the gradient accumulation required for large batch sizes.

What you’ll practice: MirroredStrategy, distributed datasets, gradient accumulation


Advanced Projects

1. Production Model Serving with TF Serving + Kubernetes

Deploy a TensorFlow SavedModel to TF Serving via Docker, expose via REST and gRPC, implement blue-green deployment with Kubernetes, and set up health checks + autoscaling.

What you’ll practice: SavedModel format, TF Serving config, Kubernetes deployments, rolling updates


2. TFX ML Pipeline

Build a full TFX pipeline: ExampleGen, StatisticsGen, SchemaGen, Transform, Trainer, Evaluator, Pusher. Use tfrecord data, run locally and on Kubeflow, and trigger automated retraining on data drift.

What you’ll practice: TFX components, tf.Transform, automated ML pipelines, Kubeflow


3. Custom Optimizer (Lookahead + RAdam)

Implement the Lookahead and RAdam optimizers from scratch as tf.keras.optimizers.Optimizer subclasses. Benchmark convergence speed and final accuracy against Adam on CIFAR-10.

What you’ll practice: Custom optimizer protocol, variable management, optimizer wrapping


4. Neural ODE

Implement a Neural ODE (node) using tf.odeint: replace residual blocks with continuous-depth dynamics. Train on MNIST, compare parameters and memory vs. ResNet of similar accuracy.

What you’ll practice: ODE solvers, adjoint method, continuous-depth networks


5. Efficient Video Classification

Build an efficient video classifier using frame sampling + temporal 3D convolutions (or two-stream: spatial + optical flow). Optimize for real-time inference with TFLite.

What you’ll practice: 3D convolutions, Conv3D, temporal modeling, video data pipelines


Portfolio Projects

1. End-to-End Computer Vision Service

Fine-tune EfficientNetB4 on a custom dataset, deploy with TF Serving + FastAPI, implement A/B testing between two model versions, track prediction logs, and build a Streamlit monitoring dashboard.

Tech stack: TensorFlow, TF Serving, FastAPI, Streamlit, Docker
Demonstrates: Production deployment, model versioning, monitoring


2. Conversational AI with Transformer + BERT

Build a question-answering system: fine-tune BERT for extractive QA (SQuAD), build a retrieval layer for long documents, serve via FastAPI, and benchmark accuracy and latency vs. baseline approaches.

Tech stack: TensorFlow, HuggingFace, FAISS, FastAPI
Demonstrates: NLP pipeline, QA system design, production serving


3. Autonomous Driving Perception Module

Build a multi-task perception model: simultaneously predict lane markings (segmentation) and detect vehicles (object detection) from dashcam video. Export to TFLite for edge deployment.

Tech stack: TensorFlow, TFLite, OpenCV, custom data pipeline
Demonstrates: Multi-task learning, autonomous driving, edge deployment


4. Real-Time Speech Emotion Recognizer

Build an audio classification pipeline: MFCC feature extraction, CNN classifier, real-time audio streaming with PyAudio, TFLite model for low-latency inference, and a visualization dashboard.

Tech stack: TensorFlow, librosa, TFLite, PyAudio, Streamlit
Demonstrates: Audio ML, real-time processing, edge deployment


5. Personalized News Recommendation Engine

Build a BERT-based news encoder, train on click-through data (MIND dataset), implement a two-tower model (user + article), and serve recommendations via a REST API with sub-100ms latency.

Tech stack: TensorFlow, HuggingFace, FAISS, FastAPI, Redis
Demonstrates: Recommendation systems, neural retrieval, production scale

Frequently Asked Questions

Should I use the Sequential API, Functional API, or subclassing?
Sequential API for linear stacks of layers — simple and readable. Functional API for most production models — handles multiple inputs/outputs, shared layers, and skip connections while remaining declarative. Subclassing (Model subclass) for research models with unusual control flow (loops inside the forward pass, dynamic architectures). Start with Functional API for anything beyond a toy.