{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011568},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010592","490:4900009036","490:4900009455","490:4900008458","490:4900008991","490:4900007764","490:4900011907","490:4900008677","490:4900009435","490:4900009339","490:4900011781","490:4900011971","490:4900008682","490:4900008697","490:4900008133","490:4900009333","490:4900007906","490:4900008883","490:4900010418","490:4900008460","490:4900009221","490:4900008998","490:4900009967","491:4910004798","490:4900008558"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490],"twin_sims":[0.07234143374792114,0.05255023972949757,0.03520147411693647,0.026368082013200168,0.02577954345272212,0.020881662740500375,0.020863711820311333,0.019549536372331,0.01736823549741775,0.01719819896979259,0.015127325154313913,0.01490078248401646,0.014381201529017534,0.010373655608995008,0.01033540077955815,0.009847949350109346,0.009675700153816863,0.009478530126719962,0.009314087631849193,0.008683159266152995,0.008324507145298143,0.008223908800434753,0.00810458656452926,0.00789582078623969,0.006166874453039155],"twin_dists":[0.29765681169111463,0.3152493176706237,0.33600451665919284,0.3502087170853896,0.3512942350268271,0.36126982759887466,0.361309978957356,0.3643345688035184,0.3697712673237939,0.3702197775666708,0.37601983948372164,0.3766960888458302,0.3782819737360892,0.3925771191332632,0.39273582441534116,0.39480528426358785,0.39555844583300737,0.39643540103410224,0.3971793374544186,0.40014706158319985,0.4019212078030663,0.40243112670833037,0.4030432499934942,0.40413391588513187,0.4143205054800611],"n_dims_used":45,"mean_confidence":0.8847842746310763},"coverage":{"mean_confidence":0.8847842746310763,"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}}