{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004364},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004216","490:4900001927","490:4900002535","490:4900001928","490:4900003798","490:4900002383","490:4900003789","490:4900002529","490:4900003137","490:4900004077","490:4900004350","490:4900003516","490:4900004487","490:4900004083","490:4900002828","490:4900004085","490:4900002536","490:4900004086","490:4900004084","490:4900003665","490:4900001112","490:4900002534","490:4900002379","490:4900002997","490:4900002548"],"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":[0.6696102524743152,0.33674247480461095,0.21584869101319185,0.2089291254998882,0.20720622987686593,0.17135029592462675,0.13327150601865434,0.11585529474577265,0.0968264380051772,0.08535820029836622,0.08359276601240377,0.06711186696258471,0.06603220939174222,0.061151528604476285,0.061005880397789695,0.05899746194662551,0.05625672923023228,0.05513401641661224,0.052731269755264626,0.051810567404790536,0.05160335400730588,0.0515759059487306,0.05046344075719358,0.048546568290529585,0.044179223430573095],"twin_dists":[0.11631700739948758,0.191619831734653,0.22742336426027482,0.22982722236600764,0.2304341403384153,0.24394600549726192,0.2607449449257653,0.2696522979924175,0.28065123664788066,0.28812816762941357,0.2893490659614953,0.30187895728808917,0.3027837897548643,0.30703166155993805,0.3071626362677618,0.3089954441754737,0.3115812983337173,0.3126706849311415,0.3150652619717368,0.31600686757858093,0.31622070005260244,0.31624907840247685,0.3174099602459426,0.31946123797161474,0.324400402794328],"n_dims_used":45,"mean_confidence":0.9219882541232639},"coverage":{"mean_confidence":0.9219882541232639,"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}}