{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000888},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001003","477:4770001128","477:4770000890","477:4770001425","477:4770000521","477:4770000949","477:4770001245","477:4770001364","477:4770000950","477:4770000939","477:4770000999","477:4770001133","477:4770001244","477:4770000774","477:4770000947","477:4770000937","477:4770001199","485:4850006896","477:4770001135","500:5000001125","477:4770001243","477:4770001002","500:5000001227","477:4770001536","485:4850007046"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,485,477,500,477,477,500,477,485],"twin_sims":[0.8694616940100187,0.8276028103747721,0.8090188292900826,0.779100299796441,0.7782195402062563,0.7701731696504693,0.7519988909123839,0.7113431329097931,0.7037764559787276,0.6958207781667307,0.6787381586392257,0.6764060624370383,0.6618901393548601,0.6494975307456919,0.6346904394703936,0.6333888203640767,0.6294551738665508,0.628353172461195,0.620037920657158,0.6168188670730584,0.6143314473447997,0.6036799447183665,0.6031466710914463,0.6018909149258455,0.5986121652538511],"twin_dists":[0.06869390580741248,0.07989591710203538,0.08455479217377604,0.091764479866268,0.0919721583613968,0.09385889900973343,0.09805660199553139,0.10719175833537258,0.10886155252481275,0.11060902428978939,0.11433674457866008,0.11484337599038186,0.1179866207241492,0.12065839571379929,0.12384033203125,0.12411962743893984,0.12496337130443047,0.1251996651069897,0.12698173934071297,0.12767129384535203,0.1282040369674354,0.1304849063555049,0.13059909756527213,0.13086800048641184,0.1315701454482732],"n_dims_used":45,"mean_confidence":0.921990966796875},"coverage":{"mean_confidence":0.921990966796875,"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}}