{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940008482},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008681","494:4940008191","490:4900001300","466:4660003824","496:4960009064","494:4940006594","490:4900000345","494:4940008680","494:4940008481","466:4660000021","494:4940008792","496:4960009281","494:4940008085","490:4900000276","496:4960011896","490:4900000269","490:4900004310","490:4900000275","494:4940008389","496:4960008957","494:4940008791","494:4940008831","490:4900000344","490:4900002192","496:4960006885"],"twin_admin_codes":[496,494,490,466,496,494,490,494,494,466,494,496,494,490,496,490,490,490,494,496,494,494,490,490,496],"twin_sims":[0.4982864902778437,0.4375158359075178,0.3467223242284577,0.3466426940484115,0.2936174524226112,0.2816316534488518,0.28044813912384997,0.26974427129846,0.2626020087504324,0.2616673617686239,0.24538298470877645,0.23312613853638312,0.2319621115821436,0.22939020143340755,0.22687393890675348,0.22558102224623316,0.22426907183789266,0.22003755483343249,0.2139895572626462,0.21292592522461648,0.20864756261059866,0.20690475630429295,0.20227066994110265,0.20157646134998197,0.20095428126669235],"twin_dists":[0.153293722726273,0.1669927730884658,0.18903150540859773,0.1890519998330129,0.20332534703187913,0.20675392289920083,0.20709719597266527,0.21024276094357378,0.21238475156694853,0.21266773349831702,0.21770428299368305,0.22163876395239201,0.22201938061863682,0.22286483130040421,0.22369806928411096,0.22412859004496838,0.22456712740094054,0.22599332940123068,0.22806404194215196,0.22843227333529112,0.22992617377236357,0.23054069269022703,0.23219208617834503,0.23244170096330397,0.23266591955705324],"n_dims_used":45,"mean_confidence":0.9182501898871528},"coverage":{"mean_confidence":0.9182501898871528,"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}}