{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007892},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008006","490:4900010745","490:4900010996","490:4900008227","490:4900008891","490:4900011062","490:4900010827","490:4900011221","490:4900010661","490:4900007998","490:4900010507","490:4900011977","490:4900011063","490:4900007788","490:4900010649","490:4900008345","490:4900011091","490:4900008012","490:4900009754","490:4900010849","490:4900010851","490:4900008004","490:4900010906","490:4900010058","490:4900011314"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6254188487588999,0.3288847750257472,0.2982694193981641,0.27370293832419074,0.25709219035532155,0.24999497334768153,0.24865207876490394,0.2155552797988427,0.1970386482325975,0.13454076172393178,0.12982348707023392,0.12017150780170327,0.11815059918024018,0.11482775450288794,0.11067096027651785,0.10880364521229109,0.10360348631001984,0.1010142705594202,0.10053210604268178,0.09740460759679727,0.09619984492507784,0.07705144576714244,0.07550124317740685,0.07545541744233501,0.0754522678409318],"twin_dists":[0.1258287005632198,0.19368704572921613,0.20201709184358219,0.20907065134736233,0.21406219684273073,0.2162567748265397,0.21667647240225268,0.22752422890179871,0.23408811813544209,0.2601310482935122,0.26243514610864693,0.2673544679920091,0.2684223334409948,0.27020898556881795,0.2725009273592017,0.2735522029621708,0.2765554723547176,0.27809481939231706,0.27838487378249777,0.2802932014541452,0.2810411605071611,0.29406073195749893,0.29522423055743807,0.2952589168074223,0.29526130141626267],"n_dims_used":45,"mean_confidence":0.8851893107096355},"coverage":{"mean_confidence":0.8851893107096355,"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}}