{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001344},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002192","490:4900001356","496:4960011907","469:4690003548","496:4960011914","466:4660002070","490:4900002058","490:4900002807","469:4690003153","490:4900000430","490:4900000950","490:4900001212","490:4900000345","490:4900000344","490:4900002510","490:4900005014","490:4900004871","490:4900004598","490:4900001755","490:4900005007","496:4960011742","496:4960011750","490:4900001613","496:4960004817","466:4660002676"],"twin_admin_codes":[490,490,496,469,496,466,490,490,469,490,490,490,490,490,490,490,490,490,490,490,496,496,490,496,466],"twin_sims":[0.43268940486810475,0.4127038366482898,0.388570163061951,0.3670261398676924,0.3383044056663414,0.33810971155606795,0.3326316400466706,0.33087919171078417,0.31712621601706154,0.315668198669608,0.3041996408732662,0.2953745485181867,0.2951621847540565,0.2904758454693997,0.2817085437643693,0.278438051308397,0.2673951483793178,0.2655251167735188,0.2601995512480845,0.2566881439014366,0.2508455700809439,0.2389872892544456,0.23569191076488294,0.23136369166600843,0.22778092716942647],"twin_dists":[0.16810947998905884,0.17278921220468252,0.1785744943525901,0.18388339792779052,0.19121204956479437,0.1912628239807602,0.19269799299249082,0.19315981922946857,0.19683209549685302,0.19722659603064968,0.20036658427270035,0.20282977915189915,0.20288958111870128,0.20421579805384413,0.20673165146293124,0.20768223386821522,0.2109433367592759,0.21150376993679199,0.21311342322602497,0.21418609531633231,0.21599168144649994,0.2197409476763557,0.22080418290120843,0.22221554257284692,0.22339702653114135],"n_dims_used":45,"mean_confidence":0.9165008544921875},"coverage":{"mean_confidence":0.9165008544921875,"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}}