{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930006367},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660011421","496:4960000666","496:4960000294","487:4870003850","466:4660014361","496:4960003676","466:4660009908","493:4930004122","466:4660012044","490:4900002200","487:4870004293","493:4930005014","466:4660003686","469:4690000036","493:4930006089","466:4660000834","466:4660011346","493:4930004120","466:4660000238","487:4870004580","496:4960000327","470:4700003998","466:4660010746","469:4690005654","466:4660001631"],"twin_admin_codes":[466,496,496,487,466,496,466,493,466,490,487,493,466,469,493,466,466,493,466,487,496,470,466,469,466],"twin_sims":[0.38165562232499,0.3433099122570838,0.338187755010187,0.3374839249244162,0.32262848507108416,0.30590741742798017,0.3030099802229042,0.296358568783133,0.2915119767587507,0.28855638222707075,0.28423522935846945,0.2832528305326318,0.2774234200433389,0.27592742949371896,0.26656104215900855,0.2649624453674403,0.26198129856340124,0.2618308753481698,0.25522997150999244,0.2497144540398886,0.24850324412134217,0.23929880133347073,0.2391548785920347,0.23725319828568145,0.23312024327053132],"twin_dists":[0.18026247497488584,0.18991200432809072,0.19124246908145554,0.1914261301576727,0.19535245486709543,0.19989474924604275,0.20069617907189902,0.20255300792039377,0.2039214895845576,0.20476267031299308,0.20600182637138814,0.20628512184613612,0.207978519651595,0.20841657743721534,0.2111930094398519,0.21167287857472172,0.21257261269799194,0.21261818102902863,0.21463426433834917,0.21634432667588294,0.216723077259166,0.21964093553193184,0.2196871319465213,0.22029924149895652,0.22164068845278048],"n_dims_used":45,"mean_confidence":0.9264256795247395},"coverage":{"mean_confidence":0.9264256795247395,"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}}