{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920003702},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920003567","492:4920003424","492:4920003233","492:4920003518","492:4920004478","492:4920003931","492:4920004024","492:4920003029","492:4920003978","492:4920004580","492:4920003612","492:4920004632","492:4920003746","492:4920004166","492:4920002848","492:4920003377","492:4920004214","492:4920005147","492:4920005036","492:4920004853","492:4920004685","492:4920004269","492:4920003179","492:4920004914","492:4920003658"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.6780869862079598,0.6249158143940299,0.5070751247123949,0.3330967731940332,0.3117961411834551,0.3069087675327801,0.30494492651416694,0.2585461264512546,0.24767516739812426,0.23732759058476025,0.2303393218060755,0.22066147525537658,0.20721840321349264,0.20306396148972636,0.19222551664733944,0.167440198893262,0.16713217657005705,0.1646213611076457,0.1624942705621776,0.1621931795275761,0.15892326613490088,0.152116927665498,0.15101571922994908,0.14909071921537068,0.13666550914585107],"twin_dists":[0.11447825725490403,0.12593651659938895,0.1513576812220133,0.19257563885366527,0.19827931624868156,0.19961879805029792,0.20016048407561746,0.21361737053005345,0.21698270170970713,0.22027523625196327,0.222552107833217,0.2257818964516648,0.23042984003610667,0.23190756400758628,0.2358633704919514,0.24553691597433924,0.245663372517407,0.24670049257956023,0.24758809382265903,0.24771441309156897,0.2490973568579691,0.2520439073112289,0.2525296674899968,0.25338511171286654,0.2591130370025245],"n_dims_used":44,"mean_confidence":0.9156071056019176},"coverage":{"mean_confidence":0.9156071056019176,"n_dims_used":44,"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}}