{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003443},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003515","489:4890002489","489:4890002586","489:4890002900","469:4690000610","489:4890003546","489:4890002419","499:4990000447","489:4890002335","489:4890002829","489:4890002391","469:4690000129","489:4890002903","469:4690000109","469:4690002870","489:4890002980","469:4690000322","469:4690003078","496:4960005391","470:4700008463","489:4890002568","469:4690002571","466:4660001396","469:4690000351","469:4690003677"],"twin_admin_codes":[489,489,489,489,469,489,489,499,489,489,489,469,489,469,469,489,469,469,496,470,489,469,466,469,469],"twin_sims":[0.4534508935629957,0.4279808887009003,0.3692476935456076,0.36778410784150284,0.3661860188212314,0.3538041591880127,0.33592934339647623,0.3219644318282231,0.3189275872838261,0.31487365124268524,0.30504165561521956,0.29417014976886,0.2939552759471049,0.2842323730865584,0.27096982556926247,0.26740270768766355,0.2662679617502835,0.2640305055966146,0.258114796373754,0.2557387051671281,0.2509488313923001,0.25010981577521857,0.2457972189313846,0.24577634677605573,0.2454079426405693],"twin_dists":[0.16333938937025355,0.16920375350693104,0.18332901596454967,0.18369406130878127,0.18409348510401946,0.18721863377872655,0.19183252512157825,0.1955302740983842,0.19634610386356857,0.19744201365724717,0.2001337561523501,0.20316927684040043,0.20322993209110757,0.20600264918142366,0.20987876348602982,0.21094107624837055,0.21128085237004948,0.21195346272628318,0.2137491693118055,0.21447772143838736,0.2159595385648523,0.21622094990084886,0.21757356169758985,0.2175801449995253,0.21769640291338935],"n_dims_used":45,"mean_confidence":0.9138815138075087},"coverage":{"mean_confidence":0.9138815138075087,"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}}