{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009394},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007851","490:4900008305","490:4900009801","490:4900008084","490:4900010295","490:4900010560","490:4900009491","490:4900009389","490:4900009492","490:4900008980","490:4900007963","490:4900009993","490:4900009180","490:4900008967","490:4900009693","490:4900008969","490:4900007858","490:4900009296","490:4900008851","490:4900008071","490:4900009387","490:4900009490","490:4900008977","490:4900010006","490:4900009593"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7830438588175654,0.7015450484540725,0.6783050728388121,0.6029324082928786,0.5784054756394917,0.5551705401260685,0.5524476753602007,0.54795799973946,0.5453462030011482,0.5198326157253399,0.5089434673346904,0.5044212617108006,0.4847778962789365,0.4754506006959313,0.4711826504083569,0.45187290807686614,0.4499544529058682,0.445628999626048,0.44016976438319105,0.4368169236297395,0.4251357270115725,0.4230562546466239,0.4229426059858805,0.4166148293698523,0.41535123164381427],"twin_dists":[0.09083168922458025,0.1093524926733295,0.1144308670716554,0.13064497849668305,0.13590111793710172,0.14089794955210092,0.14148531120913152,0.14245480599791813,0.1430194048440901,0.14856283643481427,0.15094727137036784,0.15194133036126825,0.1562886547911841,0.15837151784312928,0.1593289991450013,0.16369898009452943,0.16413678462979675,0.16512646138499665,0.16638080599403798,0.1671541777942502,0.16986736980007908,0.1703535603539717,0.1703801606894724,0.17186602113852442,0.17216388310232975],"n_dims_used":45,"mean_confidence":0.920510016547309},"coverage":{"mean_confidence":0.920510016547309,"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}}