{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005457},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790003760","479:4790003321","479:4790003759","479:4790003238","479:4790003322","479:4790002645","479:4790002649","489:4890004845","479:4790003237","479:4790003415","472:4720004738","479:4790003155","489:4890005438","472:4720004047","472:4720004811","472:4720004516","479:4790003762","479:4790003671","489:4890004477","489:4890004131","472:4720006129","479:4790003325","489:4890005388","489:4890003740","468:4680001459"],"twin_admin_codes":[479,479,479,479,479,479,479,489,479,479,472,479,489,472,472,472,479,479,489,489,472,479,489,489,468],"twin_sims":[0.7818288742928834,0.7134488067475535,0.6747223203073898,0.6415696122986979,0.6317339162842512,0.6252727948933611,0.6197624583583267,0.5928903542517452,0.5921207376479825,0.588052783903051,0.5626007042459719,0.5560361309442554,0.5430251742637009,0.5347109924238148,0.533597867196857,0.5248565548127123,0.5183784447430024,0.5120363514675874,0.5110051036451463,0.5082694896710268,0.5056757386413748,0.4994155638215207,0.4872573000658642,0.48323129789998986,0.48236586437688694],"twin_dists":[0.0911195910232543,0.10672563423834833,0.11520885330382352,0.12236321594650584,0.1244746508304589,0.12586000506280648,0.12704075210007923,0.13279573250559745,0.13296061559286587,0.13383231194889456,0.13929729062594434,0.14071132076864204,0.14352154511361834,0.14532355989390341,0.14556523284582484,0.14746677942893424,0.14888054833054457,0.15026872822358736,0.1504948552086357,0.15109527529919992,0.1516653385492834,0.15304447679456518,0.15573710662690465,0.15663313978580445,0.1568260541298197],"n_dims_used":45,"mean_confidence":0.9185901217990451},"coverage":{"mean_confidence":0.9185901217990451,"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}}