{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012824},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012339","490:4900012627","490:4900012616","490:4900012411","490:4900012940","490:4900012477","490:4900012617","490:4900012328","490:4900013034","490:4900013176","490:4900013212","490:4900012757","490:4900012394","490:4900012610","490:4900013211","490:4900012542","490:4900013141","490:4900012756","490:4900013074","490:4900012323","490:4900012615","490:4900012951","490:4900012325","490:4900012950","490:4900013033"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.476200073734481,0.4342387838993133,0.43073391646452974,0.4134312975305145,0.40861922969293546,0.3949224206780295,0.39370055164602047,0.3584170993514603,0.35411279183357236,0.32969334233988346,0.299249832067402,0.29816107457359387,0.29553327705522847,0.2944276399619828,0.2925664066870242,0.2915763343180568,0.2873886072275713,0.28541281980492045,0.2776547841650873,0.27127278441009123,0.2668555649628999,0.26365101416053993,0.26115185228930937,0.2490137209185853,0.24855648714938972],"twin_dists":[0.15820367247875286,0.16775045515039894,0.16856335035321063,0.1726172092366081,0.1737574583706631,0.17703621368317976,0.1773312051680178,0.18604790150794998,0.1871400596926705,0.19347308889929593,0.2017429080417424,0.20204742414101762,0.20278509751336798,0.20309662620737096,0.20362262109791812,0.20390322964356944,0.20509644381131434,0.20566301952362057,0.20791090019526584,0.20978893953184166,0.211104794671454,0.21206789541983806,0.21282408488106114,0.21656330517210462,0.21670640312068173],"n_dims_used":45,"mean_confidence":0.9076202392578125},"coverage":{"mean_confidence":0.9076202392578125,"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}}