{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013161},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013156","490:4900012676","490:4900013228","490:4900013057","490:4900013022","490:4900012810","490:4900012801","490:4900012873","490:4900012983","490:4900013227","490:4900012872","490:4900012461","490:4900000640","490:4900012737","490:4900013121","490:4900000991","490:4900012936","490:4900013093","490:4900013259","497:4970001104","490:4900012608","490:4900012316","490:4900012867","490:4900000990","494:4940005692"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490,494],"twin_sims":[0.29261057473296975,0.21296190339682747,0.20763318104034137,0.16436678027826593,0.13246262168803455,0.10796082610876442,0.08941350595443916,0.04099873164653361,0.026768594251147266,0.022170747228586363,0.022154819484827427,0.022138981416633174,0.02102313404996683,0.01885243594283345,0.01648454723892024,0.014560038052236088,0.012551204238442613,0.012146192216101316,0.011824237884563452,0.011032573202849926,0.009739053602922066,0.009148973399495655,0.008659124927285797,0.00822049847173846,0.007830388541243643],"twin_dists":[0.20361011603294257,0.2284197973183859,0.23028342020723325,0.24680628635132168,0.26113847199999957,0.2740312804923452,0.28539802804822345,0.3282621868904404,0.3494818897207554,0.3584621279303287,0.35849594328193135,0.35852958919672806,0.3609544419775319,0.36601170524525733,0.3721456776782196,0.37773050189867985,0.38430291639690994,0.3857398890173313,0.3869128077494857,0.38992219644027665,0.39528005187864607,0.3979382098026695,0.40026388255769535,0.4024485109105229,0.4044810810710208],"n_dims_used":45,"mean_confidence":0.9071345011393229},"coverage":{"mean_confidence":0.9071345011393229,"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}}