{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007546},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007287","490:4900007296","490:4900007172","490:4900006065","490:4900006686","490:4900004763","490:4900010744","490:4900006189","490:4900010660","490:4900002689","490:4900004345","490:4900007290","490:4900005034","490:4900007657","490:4900006800","490:4900007540","490:4900007549","490:4900007648","490:4900006671","490:4900006093","490:4900002384","490:4900006679","490:4900006458","490:4900006429","490:4900006197"],"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":[0.18431359065415437,0.03145084425287202,0.02874166849873784,0.0129535071252559,0.012189464006000277,0.0070110312947607376,0.006716732244693581,0.006532328997866906,0.005672276029698759,0.0056420449629951625,0.0056140155179015844,0.004810221791442365,0.004016501149354116,0.0032957785466702014,0.0029396843509041024,0.0029304095189465963,0.0027835262832550042,0.0027266654740704817,0.0026604642015004153,0.0023790403234955023,0.002266083121098596,0.0021817362083379078,0.002121220590151222,0.002056139067362224,0.0020170234386691194],"twin_dists":[0.23885021133796808,0.34161332787939613,0.34603240069998387,0.3829156580916202,0.38558435228926424,0.4090642470343624,0.4108286840447879,0.4119700517220785,0.4177101440422151,0.4179258770211427,0.4181268339587307,0.424314562548812,0.4314235814753556,0.4390876776376023,0.44345826041919256,0.44357843910767036,0.4455295669482134,0.44631026403371576,0.4472382049817698,0.451435127905896,0.45324902645791354,0.45465844576055864,0.4557008207679173,0.4568527883982934,0.4575613810839896],"n_dims_used":45,"mean_confidence":0.8997968037923177},"coverage":{"mean_confidence":0.8997968037923177,"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}}