{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002959},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002061","474:4740003322","474:4740003235","474:4740002488","474:4740001663","474:4740003222","474:4740003234","474:4740003221","474:4740003224","474:4740001764","474:4740003318","474:4740001763","474:4740001862","474:4740001342","474:4740001846","474:4740001659","474:4740002589","474:4740001967","474:4740003229","474:4740002064","474:4740001953","474:4740001760","474:4740003140","474:4740003323","487:4870004606"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,487],"twin_sims":[0.6599719270008051,0.5491300360140204,0.5466962404891687,0.5422797439238671,0.5282628739092509,0.5179951095274037,0.5165143075741566,0.5161778640898423,0.5015860850601421,0.4998475740601576,0.49915218236001907,0.49001492045007333,0.48450214362807137,0.4764645506275393,0.4676084510841213,0.4621098388330016,0.4616260703623902,0.45584248060100246,0.44911275727857775,0.44615701868925856,0.4449472456618549,0.44412217507303164,0.44331170505080114,0.43572723247295353,0.435407276754093],"twin_dists":[0.1184008055273629,0.1422015927216172,0.1427275058010024,0.14368289620016747,0.1467249801641416,0.14896433596976497,0.14928814313017455,0.14936174461575347,0.15256576988094725,0.15294915120485383,0.15310260477561427,0.1551246710139036,0.15635005012695308,0.15814446315361103,0.16013308101634705,0.16137422914269184,0.16148367165097194,0.16279527036690875,0.16432908515617026,0.165005454755336,0.1652827805213653,0.16547208330581087,0.16565816767593117,0.16740603224701184,0.16748002944755216],"n_dims_used":45,"mean_confidence":0.9204333835177951},"coverage":{"mean_confidence":0.9204333835177951,"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}}