{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008339},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011304","490:4900009735","490:4900008790","490:4900008340","490:4900008789","490:4900007786","490:4900011635","490:4900011302","490:4900008225","490:4900010845","490:4900008791","490:4900010829","490:4900008657","490:4900008772","490:4900010662","490:4900011081","490:4900008884","490:4900010253","490:4900011511","490:4900010124","490:4900011710","491:4910004653","490:4900011223","490:4900010254","490:4900011518"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490],"twin_sims":[0.1206036238640075,0.10402876510289043,0.10020173233874993,0.07357759631825571,0.05990932114978948,0.053667527492038535,0.05111959950134517,0.046707233262141545,0.042564701668514275,0.042440989452166046,0.04041550235526222,0.03541816097432358,0.029288250480406033,0.028387821979629538,0.025836057442161848,0.02507876184697496,0.02486709622145885,0.023309070962063874,0.02223899284219851,0.022115348112178104,0.021742856119563028,0.021695817917583265,0.017351679944210264,0.017156308648677954,0.01699317266851343],"twin_dists":[0.26712791827030924,0.27630551192553005,0.2785842447162326,0.29669511515100055,0.3081570565491959,0.31412164026900796,0.3167226998525593,0.32149412110250025,0.32633042051363204,0.3264808333643658,0.3289975757618263,0.33569631124412386,0.3451128948054801,0.3466357136091073,0.3511890759355495,0.3526150418139467,0.35302025245730523,0.35609835107432825,0.35831747777739303,0.3585798339803025,0.35937798540285115,0.3594796194300107,0.369814766802601,0.3703308696456001,0.3707657820364352],"n_dims_used":45,"mean_confidence":0.8909020317925347},"coverage":{"mean_confidence":0.8909020317925347,"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}}