{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006008},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007104","490:4900006983","490:4900006005","490:4900006855","490:4900006373","490:4900005876","490:4900005613","490:4900006857","490:4900005354","490:4900006854","490:4900006003","490:4900007833","490:4900006492","490:4900006257","490:4900007233","490:4900005617","490:4900005085","490:4900006607","490:4900005744","490:4900006737","490:4900005614","490:4900006728","490:4900005482","490:4900005474","490:4900007109"],"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":[0.38679896672797365,0.35912920915895336,0.3451355536154657,0.34078299125137196,0.32167113707821265,0.27588236753994827,0.26121068984605456,0.23262439110694708,0.23020312633732634,0.22761884489229367,0.2247524998534592,0.22115676131955783,0.20776499402825013,0.2040060017589142,0.19417147923276964,0.1804020798887592,0.177524984551242,0.16394699847724475,0.16328098782907677,0.14592069911755742,0.142954977898323,0.13806206935558699,0.13613759361183642,0.13313511968818767,0.13033877712961967],"twin_dists":[0.179005510371919,0.1858678651292022,0.18944036303137254,0.19056702576489945,0.19560887737989416,0.20842979502699271,0.21280622996813853,0.2218026731699991,0.22259693024803015,0.2234507656827771,0.2244053369988792,0.22561433951852577,0.23023693096242379,0.2315706806822774,0.23514195363890347,0.24036025029275815,0.2414858097464506,0.24698099021983874,0.2472588343840397,0.2548117556856993,0.2561673792950338,0.2584503548410658,0.2593648586818425,0.26081117153217903,0.2621804193670466],"n_dims_used":45,"mean_confidence":0.924699232313368},"coverage":{"mean_confidence":0.924699232313368,"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}}