{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011305},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960010442","496:4960011486","496:4960010272","496:4960011146","496:4960010526","496:4960011141","496:4960010835","496:4960011144","496:4960011851","496:4960010986","496:4960010685","496:4960011848","496:4960010764","496:4960010602","496:4960011930","496:4960011315","496:4960010689","496:4960011495","496:4960011678","496:4960011763","496:4960012146","496:4960011937","496:4960011069","496:4960010682","496:4960010603"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.811540659501169,0.7532742976403519,0.7464060053013849,0.6720795045348903,0.6542759218888824,0.6169514663535245,0.5799253703075418,0.5579884014235879,0.5526396950624537,0.4913999439263024,0.49047375944340693,0.48662337913126846,0.48429828659313817,0.456273755213699,0.4500168901334729,0.4391338970889093,0.4285644922277015,0.42746793727000215,0.42725120427941227,0.4261864348559959,0.42280010952639613,0.4190163053389351,0.4185112329200473,0.40058352320044793,0.3886608840056734],"twin_dists":[0.08393164021452923,0.09776467026812397,0.09933243381203101,0.11578201429472591,0.11962929550418974,0.12764289245618132,0.13557501316708856,0.14029055136990798,0.14144387508611156,0.15481746348454456,0.15502286882665797,0.1558780415191583,0.1563954451255796,0.16269726036526871,0.16412252508826528,0.166619492848327,0.16906785655041368,0.16932326140691825,0.1693737737938529,0.16962208555714467,0.17041351730398674,0.17130099704100699,0.17141971650858276,0.17567491494031903,0.1785524426312681],"n_dims_used":45,"mean_confidence":0.9161431206597223},"coverage":{"mean_confidence":0.9161431206597223,"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}}