{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001633},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001533","487:4870001348","487:4870001538","487:4870001350","487:4870001726","487:4870001814","487:4870001535","487:4870001818","487:4870000527","487:4870001727","487:4870001812","487:4870001910","487:4870001722","487:4870001649","487:4870001819","487:4870001534","487:4870000655","487:4870001632","487:4870000348","487:4870001349","487:4870001347","487:4870001813","487:4870001728","487:4870000592","487:4870001620"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.9008865288826616,0.5862630624601524,0.5647975801645614,0.481511764476239,0.3920095470204104,0.3537011461333965,0.27190187678340305,0.25033556753897895,0.24759017670261615,0.24058074062091875,0.238240771811159,0.22098182191891091,0.2066326528112186,0.20341857175472455,0.20163372181767536,0.20026883674502535,0.1966110530681947,0.17951362048190322,0.16799749510353595,0.16308759454157823,0.14273297337577162,0.14053416107977587,0.12096081090008072,0.11749269145118349,0.11483166009970161],"twin_dists":[0.059338846932680156,0.13421592695000664,0.13882457358304934,0.15701654873064816,0.17774015983138244,0.18724486755179692,0.20960261797170898,0.21615055760808705,0.21700938008180976,0.21923025239715904,0.21998096573373938,0.22567349340731044,0.23063695556128136,0.23178062614726241,0.23242108961982424,0.23291349108725729,0.2342446043951372,0.2407064606516846,0.24530854677550273,0.2473396672522163,0.2562696937808805,0.25728950049122956,0.2669411198096618,0.2687729936566184,0.2702068624086327],"n_dims_used":42,"mean_confidence":0.9070412772042411},"coverage":{"mean_confidence":0.9070412772042411,"n_dims_used":42,"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}}