{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009403},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009506","490:4900010637","466:4660003368","490:4900009399","466:4660003369","466:4660003427","490:4900011816","466:4660003961","466:4660003490","466:4660004139","490:4900011616","490:4900007842","466:4660004216","490:4900010634","466:4660004300","490:4900008623","490:4900011057","466:4660004897","490:4900009797","490:4900010113","490:4900009066","490:4900007482","490:4900010729","490:4900007845","490:4900007355"],"twin_admin_codes":[490,490,466,490,466,466,490,466,466,466,490,490,466,490,466,490,490,466,490,490,490,490,490,490,490],"twin_sims":[0.3527967261303722,0.3399470015221577,0.27469395208441444,0.20961539019754222,0.20024891171454076,0.16655084118265814,0.163243415700894,0.1570344729865416,0.14662223687423312,0.14492262008121634,0.12302247775898335,0.1181300385328923,0.10833180663800927,0.10424891967189585,0.1038110930579232,0.10196126995569907,0.10037117237253633,0.09238857170934264,0.09184804643844405,0.09180695752725057,0.09028037728461584,0.08553914489251564,0.07855784657195373,0.07728094318435265,0.07355575932504996],"twin_dists":[0.1874753617947164,0.19078430023379345,0.2087788596305478,0.22958642363992518,0.23292069641191782,0.24590249425618613,0.24727453303147895,0.24990564294197296,0.2544940746410134,0.2552656754799958,0.26587107423862116,0.2684332694496325,0.2738200508919005,0.27617642723982705,0.27643335042431194,0.27752827160962434,0.2784819284308181,0.28345695170199875,0.2838059028517348,0.283832495267504,0.28482722543650446,0.2880041749952944,0.2929480227449735,0.29389008925287335,0.29671198987366143],"n_dims_used":45,"mean_confidence":0.9192967732747396},"coverage":{"mean_confidence":0.9192967732747396,"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}}