{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001676},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006405","493:4930004396","469:4690001411","466:4660010598","488:4880004364","472:4720001707","480:4800005763","479:4790004697","466:4660001139","493:4930000480","466:4660000265","466:4660003438","490:4900001354","500:5000010673","469:4690003416","469:4690001187","480:4800001555","493:4930006579","466:4660001574","470:4700005443","480:4800001728","480:4800001963","466:4660006911","466:4660004399","469:4690003215"],"twin_admin_codes":[490,493,469,466,488,472,480,479,466,493,466,466,490,500,469,469,480,493,466,470,480,480,466,466,469],"twin_sims":[0.10102770193594329,0.07325845453106637,0.06014813364252538,0.05990207076417878,0.047366766326201286,0.0411667987896503,0.04036413869620654,0.0388340566642342,0.03379398962285574,0.0317476772480237,0.03170404529557674,0.027397115319648856,0.026198030585760406,0.02454267152308538,0.024528549929737076,0.024351235047015543,0.022754027643065708,0.022594729868425194,0.022231616765142834,0.021305071522066087,0.021270054601845403,0.020609096828648744,0.020213621950120237,0.01950627812810168,0.0191708453115956],"twin_dists":[0.27808675503037916,0.2969421386091475,0.3079392215888907,0.3081636812137852,0.3207576147849519,0.3280519108886543,0.3290627680249404,0.3310376953445352,0.33804671590583996,0.3411491905901388,0.3412171815804179,0.3483599602163309,0.350520199533752,0.35364715489780574,0.3536746052239943,0.35402044849550307,0.35723809692382064,0.35756965875552305,0.358333093158878,0.3603313822897837,0.3604083753010633,0.3618827481008616,0.36278473342851647,0.36443711027917125,0.3652390464443171],"n_dims_used":43,"mean_confidence":0.916575409645258},"coverage":{"mean_confidence":0.916575409645258,"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}}