{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004852},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004458","489:4890003970","489:4890004010","489:4890004555","489:4890004509","489:4890004361","489:4890004508","489:4890004137","489:4890004397","489:4890004599","489:4890004513","489:4890004414","489:4890004853","489:4890004362","489:4890004727","489:4890004728","489:4890004464","489:4890004014","489:4890004298","489:4890004292","489:4890004312","489:4890004854","489:4890004365","489:4890004773","489:4890004415"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9389072609719926,0.9152123144637394,0.9030034852590397,0.8925293587003501,0.8918474604060393,0.8774736110089805,0.8756352938446299,0.8677147431467854,0.8666292349975206,0.8657784775878813,0.8645597268374008,0.8639112596675834,0.8544621679895789,0.854428754381976,0.8534763500151558,0.8433130237963529,0.8406745101305027,0.8371792131826304,0.8246850467471735,0.8191948672044984,0.8145772568044105,0.8122345392385409,0.8095686183473753,0.8068513141975913,0.8053164864724094],"twin_dists":[0.04611497891252613,0.054670588824773575,0.058667877117567754,0.061931441752983575,0.06213925418164257,0.0664034415099953,0.06693404137712443,0.06918599477455557,0.06949050558734146,0.06972849893953076,0.07006843247891643,0.07024882665431463,0.07284165537460255,0.07285071019653348,0.07310848111655659,0.07582202679495834,0.07651596418889407,0.07742896864061516,0.08063809066778471,0.08202338180954308,0.08317769002105958,0.08375970875365746,0.08441916464462088,0.08508828364342452,0.08546489844195573],"n_dims_used":45,"mean_confidence":0.920267825656467},"coverage":{"mean_confidence":0.920267825656467,"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}}