{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004714},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004208","490:4900002640","490:4900004030","493:4930002168","480:4800004540","493:4930004527","490:4900002785","468:4680002980","466:4660005459","478:4780009860","490:4900002335","490:4900003753","480:4800003489","468:4680001693","493:4930000286","468:4680001419","493:4930005520","467:4670004176","493:4930004230","467:4670003134","468:4680004168","468:4680002574","468:4680001683","468:4680003479","496:4960009976"],"twin_admin_codes":[480,490,490,493,480,493,490,468,466,478,490,490,480,468,493,468,493,467,493,467,468,468,468,468,496],"twin_sims":[0.42521174138298146,0.4031730701354502,0.3718767177694595,0.3628105040994625,0.3358805282375633,0.31746486378545946,0.31082840556522695,0.2920032113038564,0.28727441211180615,0.26380592058234226,0.2571228538021247,0.2547335015816465,0.2534329548506967,0.2524341102340561,0.25036313038492203,0.2423699835938795,0.24040673628243595,0.23880454811428412,0.23768213226490809,0.23754573972872606,0.2374100022318659,0.23711372647547782,0.23655399415503495,0.22584191272736326,0.22410956273923638],"twin_dists":[0.169849616066106,0.17505513795682429,0.18267509235997342,0.18494004853669052,0.19184530272215092,0.19674061321178105,0.19854358255543386,0.20378217393384582,0.20512912661012278,0.2120211721708515,0.21405279910249636,0.21478722435612138,0.2151888157003545,0.2154981357434083,0.21614196593873064,0.2186594162445001,0.21928591306364753,0.2197996568960023,0.22016089850744075,0.2202048711781259,0.2202486490155158,0.22034426013820935,0.22052510432788044,0.22404158601025725,0.22462056173579312],"n_dims_used":42,"mean_confidence":0.9196478525797526},"coverage":{"mean_confidence":0.9196478525797526,"n_dims_used":42,"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}}