{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008487},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006976","490:4900006847","490:4900011416","490:4900009671","490:4900003686","490:4900009768","490:4900009360","490:4900008272","490:4900009363","490:4900007098","490:4900008708","490:4900005336","490:4900012149","490:4900003814","490:4900010978","490:4900008391","490:4900009876","490:4900009472","490:4900000192","490:4900012080","490:4900011947","490:4900012207","490:4900007934","490:4900005077","490:4900001807"],"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":[0.004664607928126086,0.0009558306301849144,0.0006466875433600601,0.000621723170514814,0.0004201416349531543,0.0004142356048192647,0.00021489667019721376,0.00015330329362809626,0.00007150811723061028,0.00006303503335095266,0.000054068943846414014,0.000046590498220576367,0.00003758906842285362,0.00003109647976207901,0.00002524760599883175,0.000019100573249777037,0.00000894002833572261,0.000007949603096519639,0.00000790675974632918,0.000007299007926477927,0.0000068082171972556954,0.000006798450505207691,0.0000067731585276633714,0.000006321025696964727,0.000006276282355919655],"twin_dists":[0.42553476320934197,0.48430925353750726,0.4977310675369086,0.499063419300587,0.5121377292584594,0.5126037806593644,0.5337621252840169,0.5443303715996527,0.5674697625511299,0.5712062417013211,0.5757191317835054,0.5800641247636457,0.5862735547537263,0.5917038293593705,0.597614012578301,0.6054378132453582,0.6262313395706707,0.6293859843760625,0.6295307920467995,0.631670097272141,0.6335261053624307,0.6335643258182785,0.633663547119229,0.6354998758167353,0.6356883927187954],"n_dims_used":45,"mean_confidence":0.9263514200846354},"coverage":{"mean_confidence":0.9263514200846354,"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}}