{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008147},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009248","490:4900008366","490:4900009129","490:4900009141","490:4900009144","490:4900009130","490:4900008255","490:4900009037","490:4900009415","490:4900008590","490:4900009247","490:4900009148","490:4900009311","490:4900009250","490:4900009353","490:4900009648","490:4900009140","490:4900007927","490:4900008480","490:4900009313","490:4900008910","490:4900009018","490:4900009210","490:4900005586","490:4900009104"],"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":[0.005515763031634084,0.0005303848503608484,0.00023210744859109212,0.00010837108883659591,0.00007578892597586195,0.00006283693224381507,0.000024773722642471966,0.000017970945918611928,0.000016193494579283258,0.00001526921165272796,0.000007826132827919236,0.000006700520806912818,0.000005729357368160459,0.0000031911347098901976,0.0000023971386740323115,0.000002099420584840449,0.0000012885794222800765,0.0000010518988426382538,6.702002079519181e-7,6.19477857079291e-7,5.544993370865827e-7,5.521763938096726e-7,5.501270161338076e-7,4.2528779833550835e-7,2.3511136497626632e-7],"twin_dists":[0.4188384873571105,0.504405077872933,0.5313219133958264,0.5549744951556647,0.5657389425932551,0.5712991827696022,0.5981485670303901,0.60713382772335,0.610020369127105,0.6116432620810379,0.6298053545972857,0.6339504935659134,0.638103033466718,0.6533896006063392,0.6607340704779884,0.6641108551371492,0.6763947629140444,0.681436808809953,0.6925048290180714,0.6944190725354062,0.6971054748063521,0.697207045031084,0.6972969967065008,0.7034954578616331,0.7175658048964495],"n_dims_used":45,"mean_confidence":0.8920880635579427},"coverage":{"mean_confidence":0.8920880635579427,"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}}