{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004050},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003988","489:4890003926","489:4890003924","489:4890004329","489:4890003862","489:4890004278","489:4890004272","489:4890004752","489:4890004386","489:4890004528","489:4890004980","489:4890004474","489:4890003750","489:4890003874","489:4890004656","479:4790002903","489:4890004432","479:4790002824","489:4890003989","489:4890003614","489:4890004609","479:4790002145","479:4790002060","489:4890005025","489:4890004371"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,479,489,489,489,479,479,489,489],"twin_sims":[0.9357251568309933,0.9147615645757051,0.9108242685026698,0.8821901613905857,0.8770695288406172,0.8691000019083461,0.8532828564522358,0.8414224288230105,0.8279951658143643,0.8271345173080228,0.7911047402489635,0.7547979433492682,0.7535255527746615,0.7333898919156273,0.7306172789959904,0.7220210199571279,0.6873030446645717,0.6804653035806596,0.6729713856664234,0.6713366141405128,0.6680195332247236,0.6677140535136555,0.6660591192392512,0.6660358955613198,0.6599801442631065],"twin_dists":[0.04734044655205889,0.05482236801981049,0.05613382075432247,0.06502748105604138,0.06652034046716492,0.06879599641883949,0.07316077475994379,0.07631967949778022,0.07979579035233014,0.08001532068922848,0.08890947970438826,0.09741542208208705,0.0977071152779246,0.10227610613047149,0.10289887920890446,0.10482102639611333,0.11247160159076175,0.1139612097597992,0.11558865381873479,0.11594302285090632,0.11666139684068899,0.11672751031884879,0.11708555555723583,0.11709057853029124,0.1183990317656663],"n_dims_used":45,"mean_confidence":0.91731202867296},"coverage":{"mean_confidence":0.91731202867296,"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}}