{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003018},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002936","480:4800002701","480:4800002647","480:4800002801","480:4800002978","480:4800003692","480:4800002700","480:4800002651","480:4800002648","480:4800003332","480:4800002892","480:4800003282","480:4800002847","480:4800002842","480:4800003761","480:4800003688","480:4800002603","480:4800003102","480:4800003632","480:4800003101","480:4800003624","480:4800003103","480:4800002845","480:4800003142","480:4800002668"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4826303547148411,0.44285548923944845,0.440630049877207,0.4086009777097255,0.39464698363145295,0.3744077655848869,0.3487558894438293,0.3318148406320001,0.3292203097848518,0.32656185087302353,0.3191186007812282,0.3016662621999583,0.2948123608326709,0.28499453869078295,0.2803923994607811,0.2769757062755693,0.2710550293965364,0.2588613781570108,0.2474611603783587,0.24609646358308762,0.2302548385801779,0.22842150689400037,0.20656206535940097,0.20003644982109234,0.19111555609935632],"twin_dists":[0.1567670849154489,0.1657629727185471,0.16627481647319872,0.17376179447553608,0.17710267456868678,0.18204769543210866,0.18850896487622296,0.19291307982233605,0.1935982240432372,0.1943033373148769,0.1962946611051992,0.20106936129779185,0.20298814748412589,0.20578326749283335,0.2071133846526529,0.20810946814687262,0.20985349523166186,0.2135211287290572,0.2170498892275693,0.2174792162512696,0.22257990950528156,0.2231848865971334,0.2306619416348521,0.23299755799718566,0.23627714127347396],"n_dims_used":42,"mean_confidence":0.9114109220958891},"coverage":{"mean_confidence":0.9114109220958891,"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}}