{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003399},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003523","490:4900001250","490:4900003795","490:4900003661","490:4900003528","490:4900003263","490:4900001646","490:4900003530","490:4900003120","490:4900001506","490:4900003125","490:4900002989","490:4900002996","490:4900003127","490:4900002696","490:4900002992","490:4900004365","490:4900002550","490:4900003654","490:4900002092","490:4900003126","490:4900003395","490:4900004493","490:4900002091","490:4900003794"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7386018426708034,0.34694573087726294,0.26424754884848894,0.21270355990874515,0.1995770246219385,0.17289134321013508,0.16696040068549964,0.15012804739512073,0.14146045809913457,0.12633743172007392,0.12077699040312964,0.11062154852031512,0.11017016945975538,0.1025127582828835,0.09821890815508678,0.09721009197136911,0.09219853420214949,0.09152304305605073,0.07916395632492051,0.07880798130271006,0.07753951253207172,0.0771456265217594,0.07489458819199123,0.07111309688397936,0.06992300351816877],"twin_dists":[0.10110147541750739,0.18897402048622922,0.21188806119399708,0.22850941380593753,0.23316395524876155,0.2433261484330269,0.24573396692334895,0.25292313320549,0.2568584475787984,0.2641788130569031,0.2670371999239556,0.2725285682008253,0.2727815116245651,0.27720023189406995,0.2797917603250907,0.28041346969501446,0.28357945135551405,0.2840165000700997,0.2925051517929497,0.2927649233994356,0.29369831797290563,0.29399065447408096,0.295684800279412,0.29862569048256005,0.2995774342845263],"n_dims_used":45,"mean_confidence":0.9181442260742188},"coverage":{"mean_confidence":0.9181442260742188,"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}}