{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940000905},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940003370","492:4920002848","494:4940002814","494:4940001627","492:4920003745","494:4940001270","492:4920003179","492:4920003977","494:4940003371","494:4940002812","492:4920002849","494:4940002473","494:4940000335","494:4940002138","494:4940002923","493:4930004775","480:4800006453","487:4870002221","492:4920003746","494:4940000904","487:4870002306","494:4940003486","487:4870002387","492:4920002843","492:4920002847"],"twin_admin_codes":[494,492,494,494,492,494,492,492,494,494,492,494,494,494,494,493,480,487,492,494,487,494,487,492,492],"twin_sims":[0.4284576200748683,0.35408115790196765,0.3080244676695185,0.30377979063345795,0.30105911802301516,0.28798719918464083,0.2864514832298484,0.2862382646796327,0.2851273798384085,0.2812290998654967,0.27373918012990667,0.27286874120000526,0.27207211630970946,0.2698129105260798,0.2689541841837768,0.25715908680975946,0.25376374474507885,0.24830412304171,0.2480271991706475,0.2411596944813439,0.24084222266315705,0.22711119350973769,0.21114148324765253,0.20566135867023777,0.203932956074284],"twin_dists":[0.16909273694245514,0.18714811166994907,0.1993119451910451,0.20048281796421358,0.20123829717254887,0.20492525306619486,0.20536488057894717,0.20542603001491258,0.20574506666009637,0.20687058350438484,0.2090599689843622,0.2093167736452108,0.2095522429256783,0.21022234767105294,0.21047796420379677,0.21404169531470457,0.21508654833232993,0.21678545638247732,0.216872262305314,0.2190452439508462,0.2191466583944553,0.22361924409308775,0.22905285765531333,0.23098128112845195,0.2315967643731043],"n_dims_used":44,"mean_confidence":0.9139503132213246},"coverage":{"mean_confidence":0.9139503132213246,"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}}