{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000896},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001820","497:4970001159","497:4970001251","497:4970001492","497:4970001070","497:4970001494","497:4970001069","497:4970001334","497:4970001160","497:4970000303","497:4970001331","497:4970001904","497:4970001161","497:4970001416","497:4970001884","497:4970000365","497:4970001335","497:4970000421","497:4970000672","497:4970001821","497:4970000975","497:4970001068","497:4970000307","497:4970000670","497:4970000825"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.4913858353026298,0.4588260541322618,0.4287364616121682,0.32896018057955795,0.32859261472746715,0.32210625301423734,0.31043118288021837,0.3035550482222524,0.26772237248505026,0.26418233837767474,0.2610604784664791,0.2598611468505619,0.22340344945845023,0.2127235731401657,0.212499424522482,0.20838743406557425,0.2059342752866388,0.18034330085775863,0.17616004609426614,0.17589830412532365,0.16739087424298377,0.1654917713404904,0.16256223889292376,0.15545313944492065,0.14639301760275883],"twin_dists":[0.1548205915738145,0.1621179176285815,0.16902782652243076,0.1936670802708913,0.1937644260942485,0.19549228023448648,0.198652191117044,0.20054507521864576,0.21084552101735957,0.21190770750581045,0.21285181829248476,0.21321640111699244,0.22485740898481063,0.22850246880635428,0.22858027823300575,0.23001767321251831,0.230884419614115,0.2403831176527755,0.24202432826951492,0.24212793417567233,0.24555715461111294,0.24633967509535468,0.24755960197168184,0.2505878302724925,0.2545977492837168],"n_dims_used":45,"mean_confidence":0.8970872667100694},"coverage":{"mean_confidence":0.8970872667100694,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}