{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002759},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004316","490:4900001307","490:4900003360","466:4660007353","480:4800004956","490:4900003317","490:4900006148","494:4940008215","490:4900004177","487:4870003827","466:4660010562","490:4900001437","490:4900001445","466:4660011342","494:4940006584","480:4800004371","490:4900005905","487:4870003530","466:4660005229","469:4690002344","496:4960007788","490:4900003434","466:4660007633","494:4940003219","494:4940008556"],"twin_admin_codes":[490,490,490,466,480,490,490,494,490,487,466,490,490,466,494,480,490,487,466,469,496,490,466,494,494],"twin_sims":[0.25432184375668626,0.17153064184246342,0.13936697642943313,0.09622292135973147,0.06835601848629767,0.060141438790988225,0.05185743524854161,0.050212341245336724,0.04655248722755769,0.04084192101786598,0.039173457065226486,0.03900300866859998,0.038111526163177784,0.03789846958187034,0.03495135121806988,0.0328380688345646,0.03176490971210169,0.030936626076309096,0.030477433393355183,0.02858133983505615,0.027506581746029758,0.026412302647413073,0.02542420595070884,0.025291486219226566,0.025122617881584475],"twin_dists":[0.2149141976424966,0.24387325905618884,0.25783567613409797,0.2810267648617897,0.30085086017011453,0.30794531866127267,0.31595860121203057,0.3176749308281863,0.32166818668857894,0.3284590360547745,0.33059401516588666,0.33081642511642034,0.33199325792952683,0.33227795803807547,0.3363622929388945,0.33947545407233465,0.3411223595189565,0.3424263199159358,0.3431621531920275,0.3463049676795773,0.3481668301967409,0.3501280022614666,0.35196003160886996,0.3522107717107792,0.35253145415742565],"n_dims_used":45,"mean_confidence":0.9151653713650174},"coverage":{"mean_confidence":0.9151653713650174,"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}}