{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007359},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007358","490:4900007360","490:4900005621","490:4900007116","490:4900007112","490:4900005091","490:4900006867","490:4900006986","490:4900006625","490:4900007111","490:4900007235","490:4900006383","490:4900005753","490:4900006866","490:4900006865","490:4900007361","490:4900007485","490:4900003566","490:4900005088","490:4900006499","490:4900006618","490:4900006502","490:4900005752","490:4900005225","490:4900007113"],"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":[0.4524099491205259,0.4270110976728879,0.36444963821500476,0.3499597899617178,0.31532760226613904,0.30761693432082304,0.24597846589514907,0.2344591671606331,0.2211404235513362,0.1968745251299611,0.1918092561099974,0.1861462985457416,0.18198164488035973,0.17050473975135064,0.16490749153679995,0.16303294465299586,0.15665125147050105,0.15654140793980217,0.15622852092511394,0.15072985495751506,0.15005926253539745,0.14909667927073955,0.13643615536864354,0.12709959263073056,0.12485039478673544],"twin_dists":[0.16357654740682995,0.1694297460289532,0.18452846718804725,0.1882003677723592,0.19731890081742004,0.19942395543471308,0.21751640958105367,0.22120441625872586,0.2256198626353413,0.23414815415199172,0.23601834825638585,0.23815045910251806,0.23974770197746542,0.2442878126873511,0.24658172909557602,0.24736252192378075,0.25007050235360556,0.25011781062403465,0.25025270028710583,0.2526561922723236,0.2529536939149548,0.2533824506209019,0.25922235167923163,0.26379451019071287,0.2649337103766813],"n_dims_used":45,"mean_confidence":0.9245770772298177},"coverage":{"mean_confidence":0.9245770772298177,"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}}