{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011923},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011789","490:4900011723","490:4900011591","490:4900011475","490:4900012188","490:4900011408","490:4900011987","490:4900010709","490:4900010442","490:4900011984","490:4900011922","490:4900011029","490:4900011661","490:4900011461","490:4900011593","490:4900011034","490:4900011721","490:4900011809","490:4900011117","490:4900010949","490:4900010444","490:4900011870","490:4900011035","490:4900010702","490:4900011864"],"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":[0.40969720172329155,0.359501316543236,0.3353978407328811,0.2963512708574261,0.2926476396790873,0.288713264097566,0.28207091349608276,0.2790805550743459,0.27645424596153206,0.27457258172058857,0.2722114086886351,0.2603669491482919,0.2466340232312865,0.24146683858936388,0.236604389590636,0.22406472356920162,0.21647206439406572,0.21181931891194022,0.2077389321386658,0.1992583521404076,0.18695049256471322,0.18171209584913775,0.18151344827885918,0.17470357403382122,0.16973994630121494],"twin_dists":[0.1735015168910405,0.18577386122721443,0.19197170268586616,0.2025550585824399,0.20359962289497494,0.20471789192656922,0.20662673982867388,0.20749495416848704,0.2082621492526125,0.20881456089173095,0.2095110397918189,0.21306251446093608,0.21730992036779906,0.21894721099275427,0.220508810603651,0.224635587074987,0.22720937624868676,0.22881670622826555,0.2302461211590218,0.23327952911294106,0.23784493538452478,0.23985196512672524,0.23992887315943884,0.2426022470001646,0.24459802124224295],"n_dims_used":45,"mean_confidence":0.9162638346354167},"coverage":{"mean_confidence":0.9162638346354167,"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}}