{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000756},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000754","481:4810005956","489:4890001628","481:4810004713","470:4700008693","478:4780001888","481:4810002776","481:4810005564","466:4660006314","466:4660006317","481:4810004219","480:4800004937","489:4890000862","479:4790003880","481:4810006010","470:4700008600","488:4880005912","488:4880006062","481:4810002501","480:4800005118","481:4810005571","481:4810005772","466:4660005516","470:4700005158","481:4810005585"],"twin_admin_codes":[489,481,489,481,470,478,481,481,466,466,481,480,489,479,481,470,488,488,481,480,481,481,466,470,481],"twin_sims":[0.42877036187337086,0.15268181873287123,0.12330572928363502,0.11415957796871334,0.10383482570499851,0.1026637471658476,0.096569029066371,0.09336425869236398,0.09327223483619698,0.0913522968488011,0.09135015823343964,0.09000955258216277,0.08984450712285605,0.08830727030019866,0.08676557374353024,0.08607869390039845,0.08556644815113207,0.08508419346141344,0.08137589119696682,0.07928255138195903,0.07836987527585022,0.07795730716647269,0.07745872373360438,0.075027066640948,0.07480667456854874],"twin_dists":[0.16901993619405742,0.2517957269664304,0.26572513095498257,0.2705730400905138,0.27641940213359234,0.27711066001333884,0.28081117940694494,0.2828311318640789,0.2828899361834585,0.284127378073666,0.28412876787217306,0.28500508521378576,0.28511368420768185,0.2861328515583311,0.2871692231789198,0.2876356841303348,0.2879854835330378,0.28831633067485696,0.290911675135726,0.2924188157252037,0.2930859267824444,0.29338953952656566,0.29375818068699205,0.2955839670387066,0.2957517934077327],"n_dims_used":45,"mean_confidence":0.9141231960720486},"coverage":{"mean_confidence":0.9141231960720486,"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}}