{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012216},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011877","490:4900011880","490:4900011484","490:4900010475","490:4900010812","490:4900009816","490:4900011489","490:4900010899","490:4900008961","490:4900011943","490:4900011946","490:4900011749","490:4900011556","490:4900012083","490:4900010643","490:4900009393","466:4660004987","490:4900011948","490:4900011214","490:4900011424","490:4900011284","490:4900011355","490:4900011487","490:4900009497","490:4900010976"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490],"twin_sims":[0.7804528477280606,0.6700532326855999,0.6339243309582215,0.6314869386387832,0.6240348495903304,0.5755610267676187,0.5649862807203272,0.562735474568943,0.5478452502932203,0.5361613024375409,0.5090587507464129,0.4694604455970362,0.4391644245175637,0.43063503926882646,0.426407666071495,0.4055486525021181,0.4020992980423413,0.399362330311367,0.39826365394187463,0.3884191086273255,0.38555811921798944,0.37879864398024227,0.37583881194294316,0.36373147725310573,0.3580172521808955],"twin_dists":[0.09144509663774318,0.11622106684288153,0.12400472680074376,0.1245276272652439,0.12612532179047561,0.1365116185214587,0.138783980442134,0.13926828433305063,0.14247916981220685,0.14500883172121312,0.15092196050859305,0.15971618181073471,0.16661245549715306,0.16858632198618526,0.1695704718015424,0.17448814331041038,0.17531191370180932,0.17596782213832549,0.17623169194325147,0.17861121683820452,0.17930802412420238,0.18096419483381124,0.1816938896426931,0.18470867965009485,0.18614907168677663],"n_dims_used":45,"mean_confidence":0.9118296305338541},"coverage":{"mean_confidence":0.9118296305338541,"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}}