{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012947},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012332","490:4900012404","490:4900013209","490:4900012547","490:4900012941","490:4900013102","490:4900012818","490:4900013138","490:4900012489","490:4900012893","490:4900013069","490:4900012626","490:4900012476","490:4900013210","490:4900012403","490:4900012683","490:4900012890","490:4900013270","490:4900013031","490:4900012417","490:4900013135","487:4870000385","490:4900012831","490:4900012991","490:4900012684"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490],"twin_sims":[0.46925146532866063,0.46090551517733946,0.4550244654809166,0.38061440077170283,0.36456061262268585,0.3545381494853511,0.3470233229883286,0.3359916338270087,0.3224704090395846,0.30946163497841295,0.25907883553747796,0.2434893952626522,0.19733263215163335,0.17736741976096512,0.168492646466118,0.1561580446177194,0.15426057948812477,0.14562682098634142,0.13344740202296484,0.13013214021641686,0.1300532135199744,0.12482050797105353,0.12177269770399257,0.12083141868675608,0.11935121060633576],"twin_dists":[0.15976319695938446,0.16164675736444875,0.16298126242160293,0.18051792110692225,0.184500635710063,0.1870318269999566,0.18895405977611435,0.19181622176476584,0.19539476569484948,0.19891761946566497,0.21345478515671912,0.2183036678546912,0.2339806656710617,0.24154782418434007,0.24510610031038538,0.2502831107708779,0.2511056649610073,0.2549451700568521,0.2606596083727119,0.26228247610255767,0.2623214898085715,0.26494895229708365,0.26651808720898473,0.2670087394802067,0.26778625134861317],"n_dims_used":45,"mean_confidence":0.9151423984103733},"coverage":{"mean_confidence":0.9151423984103733,"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}}