{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001678},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001676","489:4890004926","489:4890005449","489:4890005435","477:4770002536","467:4670003201","484:4840007612","477:4770001677","477:4770002891","477:4770002607","477:4770002605","489:4890004391","477:4770003212","500:5000001620","477:4770002821","500:5000011557","477:4770002466","500:5000001876","478:4780005000","467:4670000462","477:4770001731","478:4780001242","477:4770003051","472:4720003518","484:4840000875"],"twin_admin_codes":[477,489,489,489,477,467,484,477,477,477,477,489,477,500,477,500,477,500,478,467,477,478,477,472,484],"twin_sims":[0.31171279419613757,0.26883745766776745,0.25094198662573486,0.1987680281853531,0.19577241527458547,0.18076964856751057,0.17711761366112885,0.17377914872140304,0.16807452113365043,0.15861530426992465,0.15187781016945168,0.15090752759861806,0.14815757946272318,0.14535298741613764,0.13582300553337429,0.13308808174607492,0.13039618968246344,0.12346909932402816,0.1215853877290222,0.12050199620974654,0.11633554175362848,0.11623317215722498,0.11440400209904764,0.11439217775507214,0.11332827042967668],"twin_dists":[0.19830205793147296,0.21051274909500853,0.21596166892263,0.23345760569106438,0.23455220517061334,0.2402173710829758,0.2416462233271361,0.24297083795515087,0.24527702591372086,0.24922866592292084,0.25214916557130074,0.2525775328421856,0.25380271854917397,0.2550696641766014,0.2595152688201696,0.26083402409375733,0.2621520853279069,0.26564107173094315,0.2666154934663335,0.2671811437687313,0.2693934157287649,0.26944853024700377,0.27043967645543837,0.27044612305049137,0.27102827276307573],"n_dims_used":44,"mean_confidence":0.9195822802456942},"coverage":{"mean_confidence":0.9195822802456942,"n_dims_used":44,"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}}