{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005801},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005928","490:4900002960","490:4900005149","490:4900002812","470:4700003480","490:4900008876","490:4900009200","490:4900001753","470:4700003145","490:4900001100","466:4660002252","466:4660003248","469:4690000726","488:4880000461","470:4700004516","496:4960012379","488:4880003658","469:4690000846","490:4900000421","469:4690003755","490:4900005935","490:4900001763","488:4880003788","488:4880006019","470:4700004688"],"twin_admin_codes":[490,490,490,490,470,490,490,490,470,490,466,466,469,488,470,496,488,469,490,469,490,490,488,488,470],"twin_sims":[0.5130288035404712,0.4391351579097151,0.43493280265629075,0.34243788628272886,0.31389740371682473,0.25357471711930823,0.24143260328728353,0.23127451653038186,0.22565449570475876,0.21780612323995463,0.20876863054128186,0.19066914478060687,0.19035143159965362,0.18480576406752,0.1800950907207038,0.1699793094220356,0.16908755612663368,0.1615448896559724,0.15447577694161282,0.15430685298145908,0.15143812396415823,0.14959397944070926,0.14699043568871503,0.14558626934750168,0.13655963584704361],"twin_dists":[0.15005121697790666,0.1666192021931624,0.16758980254632083,0.19013775676802497,0.19770711651385067,0.21514497793917878,0.21895813406733464,0.2222448027499781,0.2241040807179899,0.2267528178529918,0.22988361497866983,0.23644402712061835,0.23656296687161976,0.23866181391411248,0.24047973942324233,0.24450082528720032,0.24486343197568045,0.24798697401646944,0.2510120055112541,0.2510855174777291,0.2523430313478045,0.25316068786246015,0.2543277909197637,0.2549635952787181,0.2591634812854354],"n_dims_used":45,"mean_confidence":0.914792717827691},"coverage":{"mean_confidence":0.914792717827691,"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}}