{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001561},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001505","480:4800001504","496:4960009970","480:4800002169","496:4960009800","480:4800001745","496:4960009966","480:4800002544","480:4800001394","480:4800001911","480:4800002484","480:4800002533","480:4800001850","480:4800001507","480:4800003854","480:4800001803","480:4800000776","480:4800002071","479:4790005022","480:4800002399","480:4800002306","479:4790001502","480:4800002208","496:4960009022","480:4800003669"],"twin_admin_codes":[480,480,496,480,496,480,496,480,480,480,480,480,480,480,480,480,480,480,479,480,480,479,480,496,480],"twin_sims":[0.5074305980149,0.28253013927046816,0.15396738270236568,0.1424452949686074,0.13460662485124567,0.12673208719142046,0.12235419457190587,0.1221640475046123,0.12078256550672853,0.11948949417752634,0.1169038545231599,0.10946991739906811,0.10585889524061,0.09943303397720227,0.09641771887483819,0.09626318024807864,0.09500629047488614,0.09323176484300737,0.09235933636928571,0.09093966693984896,0.08997550578648045,0.08708004874623461,0.08234403167364399,0.08092804951454526,0.07774169883814343],"twin_dists":[0.15127956561502467,0.20649390393142322,0.251233425874766,0.2564024512447164,0.2600993114171562,0.2639795980165217,0.26621641907677357,0.2663149428301459,0.26703428426305464,0.26771330377340785,0.26908811823850576,0.27317550914493877,0.2752388339692536,0.2790501311573745,0.2809053534594127,0.28100165687951567,0.28178946097963775,0.2829158114788818,0.28347578406309176,0.28439600730687425,0.28502747489019337,0.2869566426839184,0.29022512665051753,0.29123147217917494,0.29354872199397436],"n_dims_used":43,"mean_confidence":0.9214023323946221},"coverage":{"mean_confidence":0.9214023323946221,"n_dims_used":43,"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}}