{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003016},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002879","480:4800002877","480:4800003001","480:4800002581","480:4800002964","480:4800002871","480:4800003017","480:4800002929","480:4800002923","480:4800003015","480:4800002887","480:4800002965","480:4800003003","480:4800003318","480:4800002915","480:4800002774","480:4800003050","480:4800002791","480:4800003002","480:4800002927","480:4800002874","480:4800002828","480:4800002688","480:4800003041","480:4800002626"],"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":[0.4711642313892831,0.441366913399796,0.4262571768142875,0.3961443415612085,0.37738933263256136,0.3676510399558806,0.35295871556518377,0.337763848732627,0.3343648637722539,0.3266540740176922,0.32027631746661317,0.30714972948675606,0.30528732098028527,0.30335606442923924,0.2932743171562534,0.28567302323748317,0.2784037083734188,0.27762357292949985,0.2687990449123798,0.25912541643039494,0.2565859494071298,0.25293769005267813,0.23554495508692277,0.23406073214961706,0.2319145232324912],"twin_dists":[0.15933313754932926,0.16610522937490527,0.16960558008932583,0.17674163090944892,0.18131128828780593,0.18372728685860015,0.18743405573238048,0.1913530606694897,0.19224253734805294,0.1942788236643553,0.1959832404407263,0.1995524715379252,0.20006589660752416,0.20060021926270308,0.2034223287758856,0.2055882693735959,0.207692251694076,0.20792002011718264,0.21052419826990013,0.2134405784608335,0.21421745219209673,0.21534209108966154,0.2208518227823262,0.22133407034060656,0.2220349678759129],"n_dims_used":43,"mean_confidence":0.9199247138444767},"coverage":{"mean_confidence":0.9199247138444767,"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}}