{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001842},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000903","490:4900003483","490:4900002646","487:4870003389","494:4940008000","494:4940008579","490:4900001171","480:4800004107","490:4900002777","490:4900002324","490:4900001008","490:4900000553","494:4940007687","490:4900004180","490:4900000668","490:4900001006","496:4960009377","494:4940008745","490:4900006047","490:4900002484","490:4900002454","490:4900002283","496:4960009172","490:4900000670","480:4800004271"],"twin_admin_codes":[490,490,490,487,494,494,490,480,490,490,490,490,494,490,490,490,496,494,490,490,490,490,496,490,480],"twin_sims":[0.2721407167851593,0.2656921852898972,0.2308299463498772,0.20092547922569026,0.19081692648878726,0.15889743506299525,0.15793074828639123,0.1547510061132488,0.15315366165918737,0.14998633530392194,0.1432648520035043,0.14154233745892492,0.13974985381032162,0.13591365836660652,0.13589261767887276,0.1338150216258767,0.13306841893400384,0.12663824433217635,0.11627784825354136,0.11482648648054011,0.11383791052220335,0.11340523697371796,0.11192195588622604,0.1096289984102361,0.10723136320987174],"twin_dists":[0.20953194906130929,0.21145360116095302,0.22239078624695108,0.23267631067673514,0.2363887504182077,0.24910836361099106,0.24952121425409654,0.2508923578572505,0.25158894263666187,0.25298610632426927,0.25602476583860684,0.25682044617091215,0.2576561366925936,0.25947189933944986,0.2594819635424012,0.26048152910542477,0.26084357872748587,0.2640269255517067,0.26942447261158714,0.27020967490295295,0.27074888483893905,0.2709860172632183,0.27180427804345736,0.2730858312493926,0.27444827046432296],"n_dims_used":45,"mean_confidence":0.9172600640190972},"coverage":{"mean_confidence":0.9172600640190972,"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}}