{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008803},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008018","490:4900009953","490:4900008360","490:4900009032","490:4900008132","490:4900009232","490:4900009855","490:4900008021","490:4900008578","490:4900008703","490:4900008800","490:4900008241","490:4900008017","490:4900008239","490:4900009107","490:4900008581","490:4900008130","490:4900008692","490:4900008688","490:4900009031","490:4900009128","490:4900009347","490:4900010679","490:4900009352","490:4900009242"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4780461585842294,0.4132938311683959,0.22820402552887226,0.17267182707282203,0.15935309468071487,0.14786468263064928,0.14440085091846497,0.14014152067289182,0.13084596874947096,0.12972643824665256,0.11917465274885963,0.10443811959222493,0.09326543712161865,0.0926588186400581,0.09193350775196096,0.089255762753771,0.08715397057854035,0.0866871373887204,0.08317002258121856,0.08209472999466533,0.07538579028167038,0.07140109593012679,0.06581117017116345,0.0652131761731489,0.06520607596537255],"twin_dists":[0.15779060575423048,0.17264970210333047,0.22325686542520887,0.2434142024947091,0.24891439556244296,0.253934198455229,0.25550389529317724,0.2574728549148983,0.2619304370241907,0.2624832062798838,0.2678794834493373,0.27606566192892357,0.2828942818182761,0.2832830908116383,0.28375062308054,0.2855023674257132,0.2869067612479229,0.2872223404763784,0.2896444674095688,0.2904012967607481,0.29531165127909775,0.29839731465155994,0.3029705234060574,0.30347828678343897,0.30348433845133677],"n_dims_used":45,"mean_confidence":0.8978647020128038},"coverage":{"mean_confidence":0.8978647020128038,"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}}