{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003518},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003522","489:4890003246","489:4890003245","489:4890003452","489:4890003459","489:4890002915","489:4890003446","489:4890003523","489:4890002648","489:4890003587","489:4890003387","489:4890003323","489:4890003316","489:4890003261","489:4890003172","489:4890003247","489:4890002345","489:4890003455","489:4890003389","489:4890003249","489:4890003450","489:4890002260","489:4890002993","489:4890002061","489:4890002746"],"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":[0.9343103728362154,0.8972731984963095,0.8665465175281145,0.8276416182738664,0.8096685175088771,0.8082196179708261,0.7573712323098314,0.7472351637869199,0.7436181800000781,0.7411722339069637,0.7410912918659976,0.7225876378672671,0.714684125646606,0.7127031785462467,0.7047415098234145,0.7016819333289462,0.7013710899937632,0.6913453955319184,0.6895909585749048,0.673445462107872,0.6702756561210654,0.6596753359443815,0.6582903463394151,0.6571783380135112,0.6498210293303788],"twin_dists":[0.04787653154813073,0.06047045784455693,0.06951367070286295,0.07988601703791676,0.08439450700755567,0.08475172658444349,0.09682432587480276,0.0991437256631038,0.09996583213316039,0.10052020971651615,0.10053853427197737,0.10469471831843757,0.10645186990260906,0.10689076563208744,0.10864902434352068,0.10932239476537173,0.10939073875131457,0.11158867512906023,0.11197209659332087,0.11548584638558103,0.11617288848137292,0.11846482407739564,0.11876369478915347,0.1190035688306895,0.12058876477910137],"n_dims_used":45,"mean_confidence":0.9151497734917535},"coverage":{"mean_confidence":0.9151497734917535,"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}}