{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009872},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010441","490:4900009971","490:4900008158","490:4900010071","490:4900008841","490:4900011194","490:4900009263","490:4900011666","490:4900011537","490:4900011670","490:4900011866","490:4900010072","490:4900011736","490:4900008949","490:4900010271","490:4900011403","490:4900010262","490:4900009974","490:4900010531","490:4900008389","490:4900011190","490:4900011469","490:4900010267","490:4900009065","490:4900004654"],"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":[0.22762279122835202,0.19120890371966082,0.14134621873698044,0.10539186599015585,0.09767602167896555,0.09062822549729833,0.09034857485083157,0.08542794351101879,0.0837709487631034,0.07968933676389582,0.07893482900016745,0.07338194480852744,0.07291354143877468,0.0724217315462573,0.06773036803436112,0.0672874276236668,0.06262340054016845,0.060897769703796525,0.05912639153734177,0.05664439332699276,0.052727845911893896,0.05218631906024902,0.05218498209068608,0.05035950715171086,0.04795463830784646],"twin_dists":[0.2234494569553538,0.23624227871967662,0.25691149510369105,0.27550966652425235,0.28012570199193326,0.2845994006327204,0.28478250440431985,0.2880803511772992,0.28922491408116074,0.2921234652275279,0.2926722488470176,0.29684645113954455,0.2972100901516791,0.297593940260519,0.30136594048944804,0.30173294804423156,0.3057222402373985,0.3072600213690926,0.30887625836664473,0.3112093139966157,0.31506873816996606,0.31562091947505005,0.3156222886261762,0.3175195018155627,0.3201083253631089],"n_dims_used":45,"mean_confidence":0.915895758734809},"coverage":{"mean_confidence":0.915895758734809,"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}}