{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013025},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013074","490:4900013212","490:4900013063","490:4900013245","490:4900013179","490:4900013134","490:4900013000","490:4900012615","466:4660008990","487:4870001184","487:4870000343","490:4900013172","490:4900012394","490:4900012334","466:4660012129","490:4900013175","490:4900013171","490:4900012324","490:4900012950","490:4900012610","487:4870002499","466:4660010335","490:4900012617","490:4900012616","466:4660007721"],"twin_admin_codes":[490,490,490,490,490,490,490,490,466,487,487,490,490,490,466,490,490,490,490,490,487,466,490,490,466],"twin_sims":[0.283089568501525,0.2595001705399421,0.23712794491646633,0.22765290628771967,0.22709915561059257,0.20382146714518926,0.20348417508813366,0.20190771495173043,0.18704901448637268,0.18592935458760415,0.16966060198474545,0.1628146180636328,0.16025118897720209,0.15937648304154112,0.15886509949735209,0.14281278208304515,0.13924732338515178,0.13810195873530837,0.13102083370541237,0.12955032513504214,0.12869101690325052,0.12037514187901566,0.11950971075611044,0.11888736770031358,0.11814420620986216],"twin_dists":[0.206332259319098,0.21332634075415827,0.2203396699262818,0.22343947036247858,0.22362324223592508,0.2316365880115859,0.2317571591333168,0.23232251936750814,0.2378075691143047,0.23823303766751555,0.24463026156782897,0.247453881865419,0.2485332676304255,0.2489044503567778,0.24912214379891204,0.25623289900216845,0.2578918594982573,0.2584315007077351,0.261844419796974,0.26257048977411707,0.2629976624332369,0.26724762937102775,0.2677026445004526,0.26803141158798344,0.26842573364369304],"n_dims_used":45,"mean_confidence":0.9148722330729167},"coverage":{"mean_confidence":0.9148722330729167,"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}}