{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000218},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000139","490:4900000140","490:4900000248","490:4900000089","490:4900000359","490:4900000296","490:4900000065","490:4900000250","490:4900000152","490:4900000497","490:4900000081","490:4900000094","490:4900000160","490:4900000340","490:4900000110","490:4900000337","490:4900000098","490:4900000502","490:4900000295","490:4900000093","490:4900000436","490:4900000217","490:4900000031","490:4900000414","490:4900000070"],"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":[0.6994322958273022,0.6645272115152743,0.5911925753791577,0.5700065783641035,0.5680646368300013,0.5485238517422635,0.5099203800208985,0.46738899180012694,0.4436801664339676,0.44332979406647277,0.4052053697796938,0.3978804666103703,0.39770370150562256,0.3840714884097792,0.37740062663410906,0.3765358852482714,0.37596587543665244,0.3759601875865375,0.3640783190427446,0.35994193104342953,0.3574449998750498,0.3130813824604481,0.30246759440916177,0.30246736060127416,0.2904048038135644],"twin_dists":[0.10981673632224688,0.117416801228806,0.13315947871936792,0.13770461220145405,0.13812199894635363,0.1423325448593185,0.15073283386668457,0.1601825204098335,0.1655735525263212,0.16565401299993202,0.1745699846610753,0.1763238004374701,0.17636630394968816,0.1796710690988589,0.18130850423218706,0.181521787018206,0.181662506918427,0.181663911618842,0.18462162212892436,0.1856626149640196,0.18629396513336718,0.19792906927264795,0.20084669627320734,0.200846761190949,0.20423599999211584],"n_dims_used":45,"mean_confidence":0.9119840833875869},"coverage":{"mean_confidence":0.9119840833875869,"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}}