{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000538},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000220","490:4900000453","494:4940007435","490:4900000545","490:4900000260","494:4940007835","490:4900000316","494:4940007938","490:4900000363","494:4940008259","494:4940008245","494:4940007836","490:4900000259","490:4900000999","490:4900000550","494:4940008042","490:4900000764","494:4940006764","490:4900003024","490:4900012384","494:4940008353","494:4940008374","494:4940008242","494:4940008159","494:4940006788"],"twin_admin_codes":[490,490,494,490,490,494,490,494,490,494,494,494,490,490,490,494,490,494,490,490,494,494,494,494,494],"twin_sims":[0.5306131424510304,0.5121657395015243,0.38112646990762716,0.33166471600884057,0.31578363748040217,0.26550614635954767,0.2632604102237792,0.24714360775854757,0.23537061620708438,0.21691928168120647,0.20194680437832407,0.1901095158627788,0.18649377076193535,0.16847845034725395,0.15363707413347485,0.14518701695395628,0.13888990050971092,0.13628024614501844,0.12309615891631416,0.12042231427527285,0.1158179429786136,0.1130385005472288,0.1092978863900286,0.09742485301179515,0.08935035551415946],"twin_dists":[0.14621376473100858,0.15024036480830136,0.18039225158354563,0.19295264342885302,0.1971953238432871,0.21150946777933732,0.21218578655354492,0.217149653670667,0.22090836493380508,0.22705611355990693,0.23230846426975704,0.2366536239700972,0.23801833641167167,0.24511189853995752,0.2513775720355657,0.25514520461218176,0.25805990312691995,0.25929673979026713,0.26583308596335437,0.2672228996071543,0.26967246737526446,0.27118755828248414,0.2732726008604361,0.28028069463498967,0.2854397814270886],"n_dims_used":44,"mean_confidence":0.9097572673450817},"coverage":{"mean_confidence":0.9097572673450817,"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}}