{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002948},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002028","489:4890002953","489:4890002293","489:4890001951","489:4890002044","489:4890001956","489:4890002443","489:4890002862","489:4890001787","489:4890002696","489:4890001948","489:4890001877","489:4890002211","477:4770000182","489:4890001949","489:4890002115","489:4890002781","489:4890002369","489:4890002452","489:4890001701","489:4890002698","489:4890002440","489:4890002129","489:4890002782","489:4890002128"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.782656069334812,0.7462757855809614,0.7461987976784291,0.7458517400052513,0.7120363649434371,0.6725007248808641,0.650203850575291,0.645238749770019,0.6317023499347871,0.6271179234064481,0.6250085344822378,0.6209925453735058,0.5681485139781521,0.561319050534969,0.550576833026303,0.5423187892492286,0.5300643621390149,0.5246777229160914,0.5085715458783215,0.5012030187412756,0.5009328309319224,0.49674119788140125,0.4851826709970704,0.47822567853292,0.4684308543540064],"twin_dists":[0.09092362997783938,0.09936205697193015,0.0993795689171292,0.09945849604161162,0.10703837256156672,0.11569070173662711,0.12050635786739705,0.12157457397755174,0.124481421879832,0.125464492799261,0.1259166441963579,0.1267772189480419,0.1381039676468691,0.13957318365740223,0.14188914200169828,0.14367444369543772,0.1463330886353338,0.14750575338271724,0.15102893814079238,0.152650213102688,0.15270978407693284,0.15363510883747994,0.15619855272172703,0.1577504652204621,0.15994788199258436],"n_dims_used":45,"mean_confidence":0.9197024875217014},"coverage":{"mean_confidence":0.9197024875217014,"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}}