{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730004037},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001536","500:5000001678","500:5000001668","500:5000001681","473:4730001474","500:5000002755","473:4730001569","500:5000001679","478:4780006349","473:4730001472","500:5000002887","478:4780006332","500:5000001532","478:4780006927","472:4720007175","473:4730001473","472:4720007554","485:4850002602","473:4730001571","500:5000002603","478:4780006096","500:5000003575","473:4730001475","485:4850000710","499:4990000997"],"twin_admin_codes":[500,500,500,500,473,500,473,500,478,473,500,478,500,478,472,473,472,485,473,500,478,500,473,485,499],"twin_sims":[0.6367727138562655,0.592152810935584,0.48809299678960527,0.48083720902028276,0.46442558245545407,0.4572330997387959,0.4501521052401739,0.4491125588986534,0.44409767832661456,0.44172485607137313,0.43836019414929994,0.4309187002516365,0.4248468180325397,0.42395308400951837,0.4221928845262103,0.41644806697113407,0.413280983834672,0.41102395171358475,0.41050416935757095,0.4039966754289062,0.399968496586998,0.39996538275164206,0.3987789463185318,0.39732103099163524,0.391165323266529],"twin_dists":[0.12339340717149413,0.13295374400122192,0.1555513976975724,0.15716707395514806,0.16085089672769215,0.16247936333235458,0.16409164692052822,0.1643291304955547,0.16547770585812852,0.16602288959540754,0.1667979153281294,0.16852042622418212,0.169934858724966,0.17014375538310486,0.17055571386837404,0.1719053089987764,0.17265273906193254,0.17318691438481618,0.17331011342580016,0.17485839402318437,0.17582238034022044,0.1758231272087582,0.17610789255759207,0.17645834745641995,0.17794463537679986],"n_dims_used":44,"mean_confidence":0.9202879992398348},"coverage":{"mean_confidence":0.9202879992398348,"n_dims_used":44,"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}}