{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000266},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001951","477:4770001369","489:4890001861","489:4890002210","489:4890001864","489:4890001863","489:4890002521","489:4890001956","485:4850001012","489:4890002440","477:4770001485","489:4890001948","477:4770003653","477:4770000313","489:4890001949","489:4890002211","477:4770001648","499:4990000828","489:4890001781","489:4890001787","489:4890002128","489:4890002114","499:4990002313","489:4890002442","489:4890002363"],"twin_admin_codes":[489,477,489,489,489,489,489,489,485,489,477,489,477,477,489,489,477,499,489,489,489,489,499,489,489],"twin_sims":[0.638136725721224,0.6318438178524554,0.6273728221603446,0.6226592763154037,0.616273986897272,0.5957658045872859,0.5686155539542437,0.566741808728746,0.553003415651035,0.5488596794803672,0.5405927358781745,0.5403340709045744,0.5372234728510542,0.5340611565015164,0.533517028792844,0.5296231965864915,0.5274485851320081,0.519310640501679,0.5080041595920296,0.4990475189605439,0.49123544084777876,0.4897758588737531,0.48961143990912853,0.48528166672743545,0.4842275103387161],"twin_dists":[0.12310056045070163,0.12445107647514347,0.125409847639958,0.1264200978303305,0.12778799932076884,0.13217977262235256,0.13800357239831373,0.13840641214090352,0.141365393642777,0.1422599940413702,0.144048205781552,0.14410423656866542,0.1447784397775514,0.14546463472955753,0.14558278782791836,0.14642903236177882,0.14690221321338937,0.1486768549507543,0.15115355521097507,0.1531257062525908,0.15485393788978447,0.15517772267629373,0.15521421442687908,0.15617651999751989,0.15641120700812391],"n_dims_used":45,"mean_confidence":0.9198735555013021},"coverage":{"mean_confidence":0.9198735555013021,"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}}