{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003163},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003320","477:4770003247","477:4770002680","477:4770002416","477:4770003316","477:4770003391","489:4890005264","477:4770003390","489:4890005229","489:4890005007","489:4890005315","489:4890005163","489:4890005230","489:4890005231","489:4890005371","477:4770003309","489:4890004682","489:4890005192","477:4770003458","489:4890003966","489:4890005203","477:4770003242","489:4890004768","477:4770003074","477:4770002918"],"twin_admin_codes":[477,477,477,477,477,477,489,477,489,489,489,489,489,489,489,477,489,489,477,489,489,477,489,477,477],"twin_sims":[0.8534623071210732,0.8231850831606589,0.7470775949027837,0.7339058211923677,0.7305111505804281,0.7257829711152614,0.6928786776126206,0.6884199753558234,0.6843716979766155,0.6714050256145869,0.6588343783531668,0.652813700470763,0.6340647560617454,0.6289142190251368,0.5975751650523138,0.5935129612883249,0.5394805321722685,0.5201517391629453,0.5169945630683089,0.5093663946073244,0.498740434638214,0.4937901570115835,0.47700189898093,0.47349760927090073,0.4682008752251788],"twin_dists":[0.07311227721405196,0.08101799433102778,0.0991795982624868,0.10216006218316573,0.10292268924700879,0.10398141859625243,0.1112533033475247,0.11222781992233424,0.11311077576460359,0.11592819776129913,0.11864631150849562,0.11994434341911799,0.1239745952520554,0.12507936818960275,0.1317922378452385,0.1326623516678958,0.14428916193862473,0.14849314148715312,0.1491831010406461,0.15085442353651562,0.15319349425964002,0.1542878993357182,0.15802419810923718,0.15880930115872144,0.15999966037423627],"n_dims_used":45,"mean_confidence":0.9224637349446615},"coverage":{"mean_confidence":0.9224637349446615,"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}}