{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001361},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002824","490:4900001363","491:4910001142","490:4900003932","490:4900003385","490:4900003944","490:4900003402","490:4900004073","490:4900004363","490:4900001105","490:4900001921","490:4900003668","490:4900002396","490:4900003948","490:4900002078","490:4900004072","490:4900003248","490:4900003532","490:4900001362","490:4900003380","490:4900001368","490:4900001103","490:4900003940","490:4900002684","490:4900004351"],"twin_admin_codes":[490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.13850876735609752,0.12707096352103328,0.10387216687718949,0.09592075323184013,0.09041440768678079,0.08165661930539306,0.07926157698845011,0.06222075654187733,0.056440803884748064,0.04978508365569196,0.046436533489977644,0.045363160605004574,0.04319577117931893,0.0415874381482628,0.040921222766128106,0.03913004066897236,0.03602494208339344,0.035436900509762566,0.03434153858205035,0.0342861172350452,0.03287690736981635,0.0300958888784961,0.02839850750344889,0.027658395193735186,0.026882221914620835],"twin_dists":[0.2582394503666359,0.26380891417646785,0.27639746078913396,0.2812154801695035,0.2847393594148652,0.29071192928228173,0.2924340773331414,0.30607791464378376,0.31140440577120265,0.31812833816110936,0.3217989345594838,0.3230224161909913,0.3255688237736634,0.3275287865406966,0.328359406621234,0.3306505893366586,0.33484170420881043,0.33566973238941583,0.3372437895386113,0.3373245613326555,0.3394167179298378,0.3437808196383528,0.3466174002556102,0.3479000800951191,0.3492773919931289],"n_dims_used":45,"mean_confidence":0.9119774712456598},"coverage":{"mean_confidence":0.9119774712456598,"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}}