{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730008165},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730008334","473:4730008254","473:4730008168","473:4730007879","473:4730008252","473:4730008078","473:4730007877","473:4730008170","473:4730008164","473:4730007655","473:4730007657","473:4730005364","473:4730007876","473:4730008075","473:4730008949","478:4780003712","473:4730008335","473:4730007980","473:4730007878","498:4980000679","473:4730005267","473:4730007882","473:4730007656","475:4750009923","473:4730007883"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,478,473,473,473,498,473,473,473,475,473],"twin_sims":[0.7077173747416927,0.6484321318720667,0.6398077668623909,0.4850852756970554,0.4712085110937393,0.4425081380938406,0.383325413608088,0.33806382742714464,0.2885035231321303,0.27812024129099855,0.272529869947009,0.2678194495657217,0.26396316249268614,0.26201645121882405,0.249125664119244,0.24858758745198622,0.24842079483200397,0.24838085586370215,0.22981910599969949,0.2184565706806884,0.21093327988657526,0.2106067072793142,0.1981963811602817,0.19226249805121112,0.18666511151506954],"twin_dists":[0.10799287413339012,0.12088767714059967,0.12274169921875,0.15622023060450507,0.15932318883097177,0.16584279657164946,0.17985351812711992,0.1912747924293007,0.2047777610247574,0.20777496773374488,0.20941688666621183,0.21081651644269234,0.2119737620137251,0.21256196612173556,0.21652829657010508,0.2166966644865473,0.21674890245172942,0.21676141431699478,0.22272340698693716,0.22653089500185777,0.2291254969303759,0.22923953169505779,0.2336656007016837,0.23584961327957188,0.23795324951354982],"n_dims_used":45,"mean_confidence":0.9213995191786024},"coverage":{"mean_confidence":0.9213995191786024,"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}}