{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000697},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000400","490:4900000413","490:4900000696","490:4900000812","490:4900000225","496:4960009173","490:4900000226","490:4900000784","490:4900000388","490:4900000410","490:4900000501","490:4900000339","490:4900000500","490:4900000109","490:4900000894","496:4960008364","490:4900004581","490:4900000770","490:4900000589","490:4900000099","490:4900000605","490:4900002475","490:4900000467","490:4900001179","490:4900001735"],"twin_admin_codes":[490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5826618517907822,0.49835824829124065,0.4941653476329452,0.45899288225904156,0.4185719647583339,0.412310990131849,0.4115803418627837,0.40532362926604176,0.39647182631439587,0.3886340174130698,0.37974875360378485,0.37745401724598054,0.35953942989753335,0.3451637583228117,0.34506970078660565,0.3429850902809051,0.34095682136493766,0.33883269412225275,0.3231687288839048,0.31515124712132686,0.3150960563306531,0.3092524614647993,0.29926331505998266,0.2959258802758134,0.294117269165967],"twin_dists":[0.13498805528576518,0.15327787723194197,0.1542048421248694,0.16208008995729548,0.1714054380013385,0.17288215280314143,0.17305511407634702,0.17454178715985,0.17666275144814336,0.17855897289500497,0.18073054971816188,0.18129534359723823,0.18576423562295785,0.1894330869479705,0.18945735258124444,0.1899960593705858,0.19052188304308132,0.19107435606813414,0.19520793977010403,0.19736671690142402,0.19738168418285476,0.19897494637864482,0.20173914103786889,0.20267464156509085,0.20318420170982085],"n_dims_used":45,"mean_confidence":0.9148452758789063},"coverage":{"mean_confidence":0.9148452758789063,"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}}