{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003143},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003558","480:4800003496","480:4800003557","480:4800003382","480:4800003436","480:4800003437","480:4800003108","480:4800003497","480:4800003559","480:4800002890","480:4800003059","480:4800003623","480:4800002799","480:4800003102","480:4800002848","480:4800003279","480:4800003188","480:4800003622","480:4800003760","480:4800003498","480:4800003103","480:4800003145","480:4800003144","480:4800003624","480:4800002843"],"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":[0.9125954325551532,0.9105804356200945,0.8531330133146138,0.8502657536797452,0.8482350755839615,0.837922865595541,0.7230915162539313,0.7100450164970109,0.6539835877500783,0.6112718464472711,0.5836839295574888,0.544837986133847,0.5064706476540265,0.5064535616461028,0.47906077680487624,0.41993876943362196,0.4029939314512909,0.37945242929943873,0.3792572977179487,0.3473648577642604,0.3460342425911697,0.3336804124809917,0.3173717653286227,0.30437453961402566,0.2959285599451109],"twin_dists":[0.055547005563359855,0.056214215565439214,0.07320125389659417,0.07397291603290536,0.07451615226624653,0.07723530574656819,0.10458235103863342,0.1074787942768741,0.11969229128338477,0.12885925129773143,0.1347688798925995,0.1431293219013758,0.15149054884072283,0.15149430505550238,0.15756380153195618,0.1710843246946941,0.17509795474501963,0.18080338956598355,0.18085137013790922,0.18886622731419372,0.18920867919897263,0.1924222431341964,0.1967657573308434,0.20031819177774554,0.20267388795731328],"n_dims_used":42,"mean_confidence":0.9118487040201823},"coverage":{"mean_confidence":0.9118487040201823,"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}}