{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850006669},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001334","500:5000000871","477:4770001190","500:5000001285","485:4850006114","485:4850007195","477:4770000465","485:4850005497","485:4850006813","500:5000001435","500:5000001225","475:4750008199","500:5000003239","485:4850008332","476:4760000217","475:4750003217","477:4770002337","485:4850006812","500:5000001382","467:4670004659","475:4750004960","500:5000001704","499:4990003344","485:4850004059","477:4770000946"],"twin_admin_codes":[500,500,477,500,485,485,477,485,485,500,500,475,500,485,476,475,477,485,500,467,475,500,499,485,477],"twin_sims":[0.44571507672638455,0.2476012774344803,0.21951095738639462,0.19738945001382077,0.1850250134559417,0.18244341327333682,0.16204843532202906,0.14013254507588999,0.13175132136808143,0.12822207960768525,0.11837919878126271,0.11569226348929887,0.11093432362063169,0.10983657390090434,0.10143069068174533,0.10107305159878646,0.09830873403361444,0.09756768001834266,0.09700340954714566,0.09345205956446012,0.09344079102152358,0.09262043536265474,0.09006477432380217,0.08822473177546775,0.0872590350795488],"twin_dists":[0.16510673128857825,0.217005895255475,0.22617209439439953,0.23395991125845697,0.23857800187536124,0.2395693405183897,0.24777519937508585,0.2574770507956027,0.26148602116148956,0.26323168709719086,0.26830084160979506,0.26974036908567756,0.2723537630789059,0.27296896711230584,0.2778451846047841,0.2780595327327462,0.2797366461383319,0.28019251967883246,0.2805414679358639,0.2827750687039002,0.2827822616387056,0.283307759916658,0.2849687848438836,0.28618797057030426,0.28683592301630634],"n_dims_used":45,"mean_confidence":0.9207738240559896},"coverage":{"mean_confidence":0.9207738240559896,"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}}