feat(tri27): Add tests for 129 algorithms (#474)

Coverage increased from 96.4% to 97.2%

Added tests for:
- Active learning (badge, bald, coreset, density, entropy, margin, query, uncertainty)
- Bayesian (linreg), calibration (beta, isotonic, sigmoid, temperature)
- Causal (DAG, do-calculus, frontdoor, ITE, Pearl)
- Clustering (affinity, DBSCAN, GMM, hierarchical, k-means, mean shift, OPTICS, spectral)
- Continual learning (EWC, GCL, HAT, MAS, PackNet, Piggyback, replay)
- Contrastive learning (Barlow, BEiT, BYOL, DINO, MAE, MoCo, SimCLR, SimSiam, VICReg)
- Control theory (H-infinity), distillation (DistilBERT, feature, logit, MiniLM, multi, relation, response, self, tiny)
- Ensemble (AdaBoost, bagging, blending, boosting, CatBoost, gradient, HistGBM, LightGBM, RF, stacking, voting, XGBoost)
- Explainability (attention, GradCAM, integrated gradients, LIME, saliency, SHAP)
- Federated learning (Celestial, Ditto, FedAvg, FedBuff, FedOpt, FedProx, FlexFL, Moon, Nova, SCAFFOLD)
- Game AI (A3C, alpha-beta pruning, AlphaZero, APG, C51, curiosity, DQN, Dreamer, IMPALA, minimax, MuZero, PPG, PPO, Q-learning, recurrent, SAC, STELLA, TD3)
- Imbalance handling (ADASYN, borderline, cluster, EditedNN, KMeans, NearMiss, random, SMOTE, SVM-SMOTE, Tomek, undersample)
- LLM techniques (adapters, agent, BGE, chain, Cohere, Contriever, E5, function, graph, GTE, instructor, Jina, LoRA, memory, planner, prompt, QLoRA, RAG, RAGColBERT, RAGHyde, ReAct, refine, self-con, tool, tree, voyage)
- Media (recommendation, streaming, subtitle, transcription, translation)
- Messaging (pubsub, queue, reliable, stream)
- Meta-learning (LearNet, MAML, matching, prototype, relation, Reptile, task)
- Metaverse (avatar, economy, social, world)
- Metrics (accuracy, AUPRC, AUROC, BLEU, confusion, Dice, F1, IoU, perplex, precision, recall, ROUGE)
- Mining (mineral, ore, protection, survey)
- MLOps (deployment, monitoring, retraining, training)
- Multimodal (align, BEiT3, BLIP, BTL, CLIP, FLAMINGO, FLAVA, GIT, KOSMOS, SAM, VLMo)
- Neocortex (basal, cerebellar, cortical, thalamus)
- Neuromorphic (hierarchy, liquid, spiking, STDP)
- Neuroscience (Boltzmann, DBM, FitzHugh, Hodgkin, Hopfield, Izhikevich, Morris, RBM, Rinzel, Wilson)
- Online learning (bandit, contextual, epsilon, FTRL, Kalman, LinUCB, logistic, particle, passive, perceptron, SGD, Thompson, UCB)
- Pruning (magnitude), quantization (AWQ, BitsAndBytes, Float8, GPTQ, LLM.int8, NF4, sparsity)
- Quantum (circuits Grover, QAOA, QFT, VQE, error correction, fault, mitigation, noise, gates CNOT, Hadamard, measurement, phase)
- Real estate (invest, investment, listing, matching, mortgage, property, rental, valuation)
- Recommender systems (ALS, BPR, collaborative, content, hybrid, matrix)
- Robotics (art, FK, IK, LQR, path, PID, RRT, SLAM, task)
- Signal processing (autocorr, cepstrum, Kalman, xcorr)
- UI/UX (animation, components, layout, theming, accessibility, design, research, usability)
- Utilities (electric, gas, waste, water)
- Vector databases (Chroma, FAISS, HNSW, IVF, LSH, Milvus, PGVector, Pinecone, Qdrant, Weaviate)
- Vision (classification, Conv2D, deconv, DeepLab, depthwise, detection, dilated, EfficientNet, MaskRCNN, MobileNet, pool, ResNet, segmentation, SepConv, Swin, tracking, U-Net, ViT, YOLO)
- Waste management (collection, composting, disposal, incineration)
- Wearables (falls, fitness, heart, sleep, stress)
- Weather (alert, climate, forecast, forecasting, historical, modeling, radar, satellite, severe)

Coverage: 9187/9426 files (97.2%)
Total tests: 19899 (all passing)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: Antigravity Agent