{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004068},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003912","490:4900003911","490:4900002964","490:4900003245","490:4900005290","490:4900002966","490:4900002963","490:4900003772","490:4900003775","490:4900004067","490:4900003778","490:4900004195","490:4900005162","490:4900003500","490:4900004066","490:4900004207","491:4910001626","490:4900003244","490:4900003501","490:4900003368","490:4900002967","490:4900005825","490:4900003499","490:4900005427","490:4900003640"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490],"twin_sims":[0.43426928274550647,0.3908230158344369,0.35977324048258813,0.33800906583400986,0.22690976812834576,0.22501335149890386,0.21746638836770257,0.21185452522853315,0.20440940601738763,0.20215151742436124,0.20040531344597634,0.185051944915659,0.1830729223868302,0.170690133089046,0.1595201441680338,0.1589052787013634,0.14373466889125358,0.14292931159823558,0.1406923578451941,0.13730844891730512,0.12988744251366968,0.12918725987229546,0.12599653222688686,0.12302910752845049,0.12234957375031118],"twin_dists":[0.16774339306970093,0.17802760280604932,0.18570519769945792,0.19128907762791872,0.22368616192404953,0.2243181330706136,0.22686890731859036,0.2288044546927642,0.23142674528563917,0.23223488763078773,0.23286415141580435,0.23856771165903087,0.2393267006863767,0.24421276552576685,0.24884338601591266,0.24910502125846906,0.25580897817696835,0.2561792019991299,0.25721573397726993,0.2588073292169416,0.2624034891504603,0.26275071194549565,0.26435127325431385,0.2658676553760024,0.2662188119486345],"n_dims_used":45,"mean_confidence":0.9019425286187066},"coverage":{"mean_confidence":0.9019425286187066,"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}}