{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009011},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008122","490:4900010227","490:4900009426","490:4900011074","490:4900011152","490:4900012026","490:4900009938","490:4900009006","490:4900011628","490:4900009424","490:4900009012","490:4900012156","490:4900008564","490:4900008559","490:4900010398","490:4900011231","490:4900010855","490:4900008670","490:4900010914","490:4900008336","490:4900010821","490:4900008338","490:4900010136","490:4900008565","490:4900008672"],"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":[0.4010940216062722,0.28965206195631893,0.26907619095332924,0.25556691687104643,0.24200489485860205,0.23913552114516146,0.22547749245454263,0.19864979827620377,0.17894011364845847,0.17166829119694194,0.14820378975541199,0.14613817240307952,0.13863240901570786,0.13735892002286135,0.13183689810943475,0.13175842154118453,0.13122160726902285,0.12510121281537995,0.12155641672732485,0.11877504005298495,0.11863878860875861,0.11837172156154736,0.10769201056061681,0.10504174034745409,0.1049517657324194],"twin_dists":[0.17555259031491438,0.20445023646517088,0.21044161577054804,0.2145305604916666,0.21877567106570572,0.21969334669187648,0.22416313458576592,0.23350058997598402,0.24093058738242332,0.24381777206339772,0.2537819925115814,0.2547131554723145,0.25818116387538936,0.2587833763793438,0.26144413276245465,0.26148254496467127,0.26174576463342336,0.26480590527416675,0.2666305693891093,0.2680908914581057,0.2681630972937254,0.2683048126191087,0.2741846911154094,0.27571331894951795,0.27576573844274904],"n_dims_used":45,"mean_confidence":0.889926995171441},"coverage":{"mean_confidence":0.889926995171441,"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}}