{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000707},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001157","480:4800001224","480:4800000667","480:4800001216","480:4800000669","480:4800001225","480:4800000777","480:4800000326","480:4800002433","480:4800000555","480:4800000736","480:4800000556","480:4800001156","480:4800001559","480:4800000897","480:4800000772","480:4800000327","480:4800002353","480:4800000668","480:4800001576","469:4690003923","480:4800000816","480:4800001688","489:4890005108","480:4800001449"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,469,480,480,489,480],"twin_sims":[0.47251786236617255,0.3396991405797841,0.21894323269023994,0.20151703630917833,0.19923865965456614,0.195570857845642,0.17480942440574163,0.1695554352086356,0.1630573952878793,0.16003250526292956,0.1540102688187859,0.14782145102417943,0.14521289624943967,0.1358981401689098,0.1193428812549188,0.1186847038912651,0.11436954310438316,0.1141803049484998,0.11296213218121783,0.11288858286143,0.112280457329198,0.10636212084850931,0.10616985748156535,0.10376719623045913,0.1031817691569346],"twin_dists":[0.15902914639980223,0.19084877457851174,0.2263651432211647,0.2324630957201829,0.2332866752259388,0.23462626975320036,0.2425601307557403,0.24467301113888773,0.24735229594298816,0.24862592796988708,0.2512147270655899,0.25395362118664494,0.2551334216014248,0.2594793219063712,0.2677906473251283,0.26813875761060396,0.27045846482086,0.2705617224342204,0.27122959009636527,0.2712700910642798,0.2716057458075613,0.274948048561172,0.2750590201463071,0.2764591562756668,0.2768041304095821],"n_dims_used":43,"mean_confidence":0.9267903704975926},"coverage":{"mean_confidence":0.9267903704975926,"n_dims_used":43,"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}}