{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004222},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004083","490:4900002997","490:4900002228","490:4900003665","490:4900002676","490:4900002377","490:4900002079","490:4900003809","490:4900001914","490:4900003117","490:4900003121","490:4900002976","490:4900004351","490:4900003516","490:4900003137","490:4900002380","490:4900002382","490:4900002535","490:4900003138","490:4900002230","490:4900002234","490:4900002686","490:4900003798","490:4900001115","490:4900002069"],"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":[0.5624303147811025,0.3538175214405237,0.34991079071214554,0.34751733024737735,0.2806834515762093,0.26470216382903006,0.26223053573574184,0.2343621734672081,0.2311408055061505,0.21421738305541557,0.21274182628515925,0.21240180467305744,0.2120239482228123,0.20553600977861272,0.17704230839228974,0.16046770838679628,0.15111701281967035,0.13946483043809826,0.13851971926668274,0.10864084294467616,0.10754571578417108,0.10473065888331179,0.1032834102391274,0.10304462813685317,0.10160288206160761],"twin_dists":[0.1393339644416159,0.18721523117708894,0.188212916925884,0.1888270306821844,0.20702887479751153,0.21175118088871475,0.21249714632081634,0.2212359655099324,0.22228868998370052,0.22798532919834047,0.22849613497833393,0.22861418269654712,0.22874551604519514,0.23102579847168317,0.2416759055868158,0.24844161486066985,0.25248487677466164,0.25778975530922565,0.25823428590682634,0.2736445188230596,0.2742683050693728,0.2758947047208313,0.2767441271707565,0.276885163936531,0.27774219367802616],"n_dims_used":45,"mean_confidence":0.9224378797743056},"coverage":{"mean_confidence":0.9224378797743056,"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}}