{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003864},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004212","470:4700004214","470:4700004042","470:4700004400","470:4700003534","470:4700004387","470:4700005222","470:4700004217","470:4700004392","470:4700004038","470:4700003541","470:4700004213","470:4700004570","470:4700003227","470:4700004562","470:4700003728","470:4700004412","470:4700003710","470:4700004075","470:4700004251","470:4700004388","488:4880005078","470:4700004207","470:4700003543","470:4700003709"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,488,470,470,470],"twin_sims":[0.597856181491309,0.5158782972530854,0.40280684337440903,0.3889574840804249,0.3825242645128947,0.3822225665800731,0.34909396364095174,0.3311495781430975,0.3127744883150384,0.29408872149017995,0.28572454337433034,0.28564535826592535,0.27593961789914123,0.2735998310986245,0.26818660828372065,0.26723170109338196,0.2660566627437949,0.2610690983603999,0.2588209896339553,0.24716631556023946,0.2403840920479709,0.2396061154748186,0.23855839718530553,0.23715777237205707,0.23043439612629923],"twin_dists":[0.1317320520329438,0.1494272886917265,0.17514268069660796,0.17848036436597306,0.18004962463914473,0.18012352575907298,0.18842224959283965,0.19308847659149225,0.19801262779499018,0.2031922595834534,0.2055734737386437,0.20559621490587315,0.2084130025562786,0.20910104721236736,0.21070687614216402,0.21099222321099861,0.21134422085822524,0.21284920175706018,0.21353345463632237,0.2171425169048252,0.2192931584449961,0.21954235408570602,0.2198787840099578,0.22033004116001262,0.2225208288928533],"n_dims_used":43,"mean_confidence":0.9127832457076671},"coverage":{"mean_confidence":0.9127832457076671,"n_dims_used":43,"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}}