{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004867},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006059","490:4900005541","493:4930006092","490:4900007985","490:4900007633","470:4700002966","470:4700005625","470:4700004347","490:4900008755","490:4900008760","496:4960012136","490:4900006183","496:4960000267","466:4660000314","490:4900001199","496:4960012140","466:4660002262","470:4700003314","490:4900008650","470:4700003143","470:4700002446","490:4900005934","496:4960012135","496:4960012072","496:4960000960"],"twin_admin_codes":[490,490,493,490,490,470,470,470,490,490,496,490,496,466,490,496,466,470,490,470,470,490,496,496,496],"twin_sims":[0.6778716083843535,0.6121077550844793,0.5744056452726612,0.5055263297328788,0.5042513972510935,0.5009087131166772,0.4973603152176153,0.4756913899624049,0.47119133985658335,0.46005501884766403,0.45012638117128534,0.444162123116293,0.4424913530608122,0.43510160972172185,0.4337987553090248,0.42191659819692884,0.418205720050281,0.4167350611361372,0.4154305428199553,0.40657144664544353,0.4037140402366102,0.4005688813633031,0.39809676364282054,0.3960564442246466,0.39427668048247],"twin_dists":[0.11452505452077326,0.12868024781437296,0.13675967693828553,0.15169819970621748,0.1519787156392709,0.1527151020017129,0.15349829724001113,0.1583175833820052,0.15932704680959844,0.161839369466542,0.1640975210867634,0.16546291458999843,0.16584665450928768,0.16755074230634134,0.16785236695797945,0.17062044148940642,0.17149155825470422,0.1718376997007288,0.17214517599382978,0.17424448383478755,0.17492588998668465,0.17567842443048357,0.1762718031464729,0.17676280736452063,0.17719205973239713],"n_dims_used":45,"mean_confidence":0.9146906534830729},"coverage":{"mean_confidence":0.9146906534830729,"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}}