{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004618},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004436","489:4890005327","489:4890004358","472:4720007056","479:4790003842","470:4700004665","489:4890004132","472:4720004885","488:4880000085","489:4890004867","470:4700004491","472:4720004732","489:4890005297","479:4790001220","472:4720006275","472:4720007177","468:4680005276","472:4720006174","478:4780001408","477:4770003804","468:4680002375","468:4680003308","500:5000011481","478:4780002583","472:4720003571"],"twin_admin_codes":[489,489,489,472,479,470,489,472,488,489,470,472,489,479,472,472,468,472,478,477,468,468,500,478,472],"twin_sims":[0.6939545497017652,0.4700484681283209,0.4531241279754258,0.4205732878552029,0.40628768313631175,0.3477445132204902,0.34464854772848713,0.3408918411384372,0.3383814104138377,0.33013238296090996,0.3094362109512266,0.30157476622998136,0.28808462545225827,0.2868344289525382,0.284723193832887,0.27326714331851143,0.27234893778921526,0.2640946578590687,0.2614972219155325,0.24951568501521146,0.23659480082961415,0.23180468214984018,0.2308094785635675,0.22368138375311894,0.22198788836663458],"twin_dists":[0.11101781949633305,0.15958392996796844,0.16341381463914137,0.1709354033681548,0.17431205722715673,0.188768644769899,0.18956604767865118,0.1905387566069872,0.19119197178611932,0.19335703414887212,0.198924586086962,0.20109480705665134,0.20489741037909634,0.20525512323246511,0.2058613308373905,0.20919917111168757,0.20947037097600213,0.21193412826396152,0.21271931466411115,0.2164064018304065,0.2205119106428865,0.22207095365003968,0.2223975117119046,0.22476412376509738,0.2253337292451409],"n_dims_used":44,"mean_confidence":0.9085646542635831},"coverage":{"mean_confidence":0.9085646542635831,"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}}