{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000003406},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001132","500:5000005983","500:5000005504","500:5000002766","500:5000003940","500:5000002770","499:4990001033","499:4990001980","500:5000004128","500:5000003230","499:4990003731","499:4990001981","499:4990000419","500:5000009153","500:5000002495","499:4990000847","499:4990001979","500:5000003596","499:4990003387","500:5000009836","499:4990002733","499:4990001229","500:5000010148","499:4990000870","500:5000009945"],"twin_admin_codes":[499,500,500,500,500,500,499,499,500,500,499,499,499,500,500,499,499,500,499,500,499,499,500,499,500],"twin_sims":[0.4953508292762148,0.47500956639138886,0.46914776128958136,0.45075451808978895,0.43659518538563447,0.41805235478363345,0.4167366488140252,0.4150861147624284,0.39246152968593573,0.38674754278719936,0.37705320958358396,0.37439346034703036,0.3703898271485686,0.3636230440363742,0.355580278640882,0.35217144470381695,0.34636137852413496,0.3457678918073511,0.34251072574129776,0.34160764478261474,0.34074743061760754,0.3381530999996008,0.3361953548071509,0.32552100142101026,0.3244456327338951],"twin_dists":[0.15394252819107485,0.15847032846436865,0.15978653031847034,0.16395411998767148,0.16720540672736672,0.17152763073147415,0.17183732573548316,0.1722264273373235,0.17763077158144905,0.1790180381778064,0.18139416370986738,0.1820512355425941,0.18304464728790357,0.18473590506960796,0.18676693984776555,0.1876348963903418,0.1891244219426349,0.18927731172401757,0.19011888817174843,0.19035297707185306,0.1905762621844911,0.1912515073137162,0.19176291302976595,0.19458026957771712,0.19486690235319717],"n_dims_used":45,"mean_confidence":0.9259124755859375},"coverage":{"mean_confidence":0.9259124755859375,"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}}