{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002424},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002199","480:4800002195","480:4800002478","480:4800001313","480:4800001821","480:4800002152","480:4800001704","480:4800002370","480:4800002522","480:4800001529","480:4800001991","480:4800002477","480:4800001587","480:4800001938","480:4800001648","480:4800002333","487:4870002948","480:4800001583","480:4800002517","480:4800002472","487:4870002697","480:4800002527","480:4800002336","480:4800002479","495:4950002356"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,487,480,480,480,487,480,480,480,495],"twin_sims":[0.5224507183622743,0.42121567234475177,0.29113497063295735,0.2881810981490988,0.28211832589043284,0.28061740784629097,0.2593245382400849,0.24023869416545834,0.21819874194703417,0.20395459901550658,0.16487528023824125,0.1411018731288192,0.12714535646108938,0.12476218863625813,0.12315949309158049,0.11555883379770157,0.0990514568786782,0.08786353732310494,0.0860978972907822,0.0840071376384121,0.07525670059799834,0.06900328074414949,0.06817772997864412,0.0671305899727606,0.0654530488713578],"twin_dists":[0.14799135067754568,0.17078473259462845,0.20402850436003425,0.20486984575548173,0.20661301924223513,0.20704804658230835,0.21337986646911916,0.21933969136097425,0.22661880911520663,0.23158903528473532,0.24659509152110473,0.2570250652461938,0.26377149042378545,0.2649787024495844,0.26580044618207455,0.2698125200914451,0.2792824428004019,0.28642965809031923,0.2876226028995684,0.2890606699705189,0.29540952572085344,0.30032200866714026,0.30099724779581694,0.301863371030753,0.303274153361555],"n_dims_used":43,"mean_confidence":0.9136994827625363},"coverage":{"mean_confidence":0.9136994827625363,"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}}