{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001311},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001378","489:4890001377","466:4660009448","466:4660008933","489:4890001376","466:4660011274","466:4660011436","469:4690000689","489:4890001608","466:4660011435","489:4890001468","469:4690000593","489:4890001310","496:4960004281","489:4890001451","489:4890000661","466:4660007529","466:4660010453","466:4660009636","466:4660011111","489:4890001627","466:4660010140","466:4660012080","496:4960004137","466:4660010947"],"twin_admin_codes":[489,489,466,466,489,466,466,469,489,466,489,469,489,496,489,489,466,466,466,466,489,466,466,496,466],"twin_sims":[0.7256013799241742,0.5633002265747289,0.5537282120097443,0.5145327089973298,0.4835282722883199,0.40176093154198944,0.3385936845020367,0.3216462372852334,0.3208724997058575,0.30715488509374145,0.2947447176805456,0.293822864349967,0.29381504484454307,0.288719353674443,0.28841006366282856,0.28818033438614066,0.27550494681770754,0.25902033516309225,0.254266186445595,0.25339142658095404,0.24944003396311656,0.24853488666965656,0.2452637311457263,0.24522952620601166,0.2444734447365141],"twin_dists":[0.10402200210102373,0.13914674393116555,0.14120902538983562,0.14972181352965738,0.1565669659493466,0.17539289277613548,0.19113663738765335,0.19561555239377487,0.19582311640797453,0.19955105274783466,0.20300721458184054,0.2032673227111872,0.20326953110866333,0.2047161540875841,0.2048044467584831,0.20487006395967675,0.20854055212074277,0.21347262945155632,0.21493137480063176,0.2152016606193457,0.2164300358091338,0.21671316747481753,0.2177419425872918,0.21775274648861362,0.21799180924050865],"n_dims_used":45,"mean_confidence":0.9191886054144965},"coverage":{"mean_confidence":0.9191886054144965,"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}}