{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012763},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013002","490:4900013037","490:4900013068","490:4900012830","490:4900013101","490:4900012696","490:4900012415","490:4900012765","490:4900012890","490:4900012273","490:4900012272","490:4900012538","490:4900012480","490:4900013069","490:4900012997","490:4900012476","490:4900013246","490:4900012264","490:4900012837","490:4900012403","490:4900012897","490:4900012831","490:4900012698","490:4900012260","490:4900012553"],"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":[0.6903363626462312,0.6655349541249079,0.585062809203748,0.5494967258741809,0.5420147651432289,0.5182659154115034,0.5158160351703797,0.49670288345971364,0.49412174804934256,0.48431713883227684,0.4163041728010122,0.37651571928766203,0.3656228749845034,0.35972421782390945,0.3547641240655158,0.3522281896058557,0.3102667483699492,0.3060440244847218,0.2943393470885817,0.2838158532942144,0.26987712665342695,0.26870962442373836,0.2684346048693901,0.25212546086406173,0.25013809957026223],"twin_dists":[0.11180923472232314,0.11719891572026966,0.13447323468651123,0.1421223894842417,0.14374026156692876,0.14890514293311158,0.14944091256432018,0.15364357709575036,0.15421449296906037,0.15639124684968136,0.17193921471832374,0.1815267636688257,0.18423444473993864,0.18571757445331624,0.18697435488836314,0.1876204123886014,0.19869717405754564,0.19985707249797696,0.20312153373108224,0.2061226899808177,0.21020325273348142,0.2105508545621544,0.2106328724909555,0.21559387514514666,0.21621212842659815],"n_dims_used":45,"mean_confidence":0.9128675672743055},"coverage":{"mean_confidence":0.9128675672743055,"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}}