{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001482},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001981","480:4800001705","480:4800001301","480:4800001362","480:4800001645","480:4800001415","480:4800001924","480:4800002047","480:4800001425","480:4800001474","480:4800001541","480:4800001358","480:4800001758","480:4800002360","480:4800001701","480:4800002408","480:4800001596","480:4800002100","480:4800001481","480:4800002460","480:4800002518","480:4800002526","480:4800001370","480:4800001295","480:4800001584"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.71336382215615,0.6838745993149763,0.6194676563175381,0.5969521530320533,0.5852169190903544,0.5741503607773084,0.5718980643766393,0.5468903375838362,0.43619871969519414,0.4205481394994506,0.39542264801301963,0.3449585264418252,0.32441507276252163,0.2667188953908077,0.2597392741507012,0.24500429363309512,0.23454710965291395,0.2306282280037931,0.22149524146737015,0.21435896231018264,0.21240107756059834,0.20747024496637484,0.20220635101634488,0.16714066664189017,0.16610807290397964],"twin_dists":[0.10674445962431575,0.11321907968286227,0.12710390673541355,0.13192567243874553,0.13444019499276136,0.13681449262545503,0.13729822108315531,0.1426855492560854,0.16729702926875176,0.17094130387162257,0.1769155672985993,0.18948603865241595,0.19487505562630397,0.21114572208541502,0.2132535081504407,0.21782391224084635,0.22117581849404352,0.2224570855936713,0.2254999748360013,0.2279364427155517,0.22861443527041217,0.23034091410575092,0.2322151883919559,0.245659884724977,0.24608502296838053],"n_dims_used":43,"mean_confidence":0.9134008718091388},"coverage":{"mean_confidence":0.9134008718091388,"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}}