{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013080},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013227","490:4900013152","490:4900012800","490:4900013055","490:4900012936","490:4900013121","490:4900013053","490:4900013195","490:4900013188","490:4900012927","490:4900013150","490:4900013093","490:4900012727","490:4900012316","490:4900012801","490:4900012928","490:4900012983","490:4900013123","497:4970001195","497:4970001282","490:4900012867","490:4900012873","490:4900012929","497:4970001601","490:4900012969"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,497,490,490,490,497,490],"twin_sims":[0.42067275818332084,0.3718914196548861,0.36069630207958686,0.3113821391201187,0.30407910161078494,0.265535614122931,0.2309882952693956,0.23086433529723277,0.2029942793027678,0.19464115723022227,0.18857215052692533,0.18675599665464712,0.17885478992806883,0.17838104558009432,0.16873507660901504,0.16301053179168606,0.14394014162853422,0.14001733710557582,0.13515322727695922,0.12969922258050434,0.12481686910578803,0.11432002017051775,0.11214278892369402,0.10174169948244122,0.09892649100948404],"twin_dists":[0.1709120663249369,0.1826714419793033,0.18547231280304144,0.19839231322033565,0.20039994550895046,0.211500617123328,0.22233876799780922,0.22237948734297516,0.23193252563230612,0.23496858611305996,0.23723163971790412,0.2379187421671989,0.2409639754511835,0.24114956248690775,0.2450071368953948,0.24737189662310974,0.25571476875738675,0.2575309256158264,0.259836373697575,0.262496688799183,0.2649508082644042,0.27048547425288283,0.27168192639720723,0.27765926359448556,0.2793586769285174],"n_dims_used":45,"mean_confidence":0.9121203952365451},"coverage":{"mean_confidence":0.9121203952365451,"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}}