{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960008265},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008238","496:4960008257","494:4940008339","496:4960008034","494:4940008233","494:4940008621","496:4960008959","490:4900001045","494:4940007617","496:4960008481","496:4960008488","494:4940008236","494:4940008538","494:4940007920","496:4960008673","494:4940008536","490:4900000930","496:4960007912","496:4960009068","494:4940008513","494:4940008024","496:4960008768","496:4960007780","490:4900000695","494:4940007295"],"twin_admin_codes":[494,496,494,496,494,494,496,490,494,496,496,494,494,494,496,494,490,496,496,494,494,496,496,490,494],"twin_sims":[0.6768973959555792,0.6603455058511292,0.5959054267209132,0.5702099904432019,0.565383350253958,0.5593526252600184,0.5575855959662127,0.5405318483487827,0.5389395719790728,0.5387521340282156,0.5181143599641563,0.5159627020001655,0.5125234514222405,0.5046646016891683,0.500339543633229,0.49874189413627484,0.48447354711838664,0.48353123574525303,0.47941863450995076,0.4731573381304805,0.463298097800228,0.4624244708061801,0.4559947537556168,0.45263079723700983,0.44912924791618464],"twin_dists":[0.11473667836620809,0.11832016100138615,0.13214986653221975,0.1376609015247195,0.13869856859565574,0.1399966480288114,0.1403773498096455,0.1440613944989732,0.14440639360953583,0.14444701859073572,0.14893826916976666,0.14940882031588162,0.15016195946317246,0.15188777984608742,0.15284062321798284,0.15319317205177732,0.15635641765647249,0.1565663056758136,0.1574838440609178,0.15888563740742734,0.1611055813522987,0.16130307190082724,0.16276066144289048,0.16352621484356822,0.16432531627609792],"n_dims_used":45,"mean_confidence":0.9168668111165365},"coverage":{"mean_confidence":0.9168668111165365,"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}}