{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008563},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008562","490:4900008556","490:4900010405","490:4900008455","490:4900008337","490:4900008557","490:4900008566","490:4900009632","490:4900008229","490:4900009329","490:4900008232","490:4900009536","490:4900009633","490:4900008668","490:4900009122","490:4900007903","490:4900009121","490:4900007900","490:4900009420","490:4900009242","490:4900010822","490:4900009831","490:4900009630","490:4900010399","490:4900009010"],"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":[0.5363526365192876,0.48294410538322186,0.4094414359394273,0.38109116025962375,0.33889724441360486,0.302995893454741,0.27603885154947316,0.2435470773831849,0.23451766233673452,0.2338882150020324,0.233591200957826,0.22776475399225218,0.2171055091998564,0.21592142664629285,0.21109054370409605,0.19055598471105248,0.18734590561224462,0.17466279485135064,0.1686683270040811,0.16376348568881435,0.16211623507049117,0.16145958723631898,0.1380571297297566,0.13763243524056917,0.13665901982120204],"twin_dists":[0.14496732343599636,0.1566971460476582,0.17356221616506806,0.18040091449308573,0.19105753955572458,0.200700086301116,0.20838390074406324,0.21828536517852298,0.22118539359907888,0.22139025375310314,0.2214870456083782,0.2234023876878163,0.22699235554093006,0.2273983745561103,0.2290706252651513,0.2364863740718696,0.2376950510818185,0.24261847727083738,0.24503437482283605,0.24705746583371868,0.24774672152364188,0.24802289681669037,0.2584526898902961,0.25865368451049875,0.25911612805747924],"n_dims_used":45,"mean_confidence":0.8890743679470486},"coverage":{"mean_confidence":0.8890743679470486,"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}}