{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006031},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007608","490:4900006641","490:4900005883","490:4900006879","490:4900001153","490:4900007609","490:4900005088","490:4900007367","490:4900002450","490:4900003701","490:4900006279","490:4900006751","490:4900001283","490:4900005623","490:4900007607","490:4900007375","490:4900007495","490:4900007618","490:4900000771","490:4900006156","490:4900012635","490:4900012493","490:4900006992","490:4900007722","490:4900007120"],"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":[0.7362461345049535,0.6833256422090599,0.5516369196354973,0.5333184021832923,0.5083447904241544,0.4895432929291,0.48526248221527213,0.45619934149627217,0.4542172477170744,0.4383311989563616,0.4210542752226563,0.4199054746933043,0.4096976315261153,0.40924407860671236,0.38596954461835287,0.3857078054671403,0.37828941001707833,0.36725642397928815,0.3655265522022109,0.3607846984914594,0.3577172645379763,0.3492503576032566,0.346733581123559,0.3360036554658513,0.3344497986482538],"twin_dists":[0.10163303823399816,0.11333865322688783,0.14166029008253933,0.14562592417092193,0.1510787368917467,0.15522934029549443,0.15618078963964352,0.1627141689716506,0.16316491915619719,0.16680460427307936,0.17082257903274836,0.17109214159239988,0.17350141490268653,0.17360906513650978,0.1792076690926563,0.1792715067151678,0.18108953945014455,0.18382585341723534,0.1842585660730204,0.18545002668464883,0.1862250132729337,0.1883821498024051,0.18902860842129945,0.19181307551377494,0.19222025127007578],"n_dims_used":45,"mean_confidence":0.9105222066243489},"coverage":{"mean_confidence":0.9105222066243489,"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}}