{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003279},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003622","480:4800003059","480:4800003102","480:4800003108","480:4800003101","480:4800003382","480:4800003188","480:4800003688","480:4800002749","480:4800003103","480:4800003558","480:4800003760","480:4800003496","480:4800003621","480:4800002847","480:4800003142","480:4800003285","480:4800003330","480:4800003684","480:4800003624","480:4800002799","480:4800003332","480:4800003752","480:4800003143","480:4800003557"],"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":[0.8434651007262934,0.7381073698715336,0.6927325899618627,0.6564449777889447,0.6479271153554422,0.636969529356279,0.5732520766624694,0.5705428084209571,0.5554860840485206,0.5386264978527381,0.5062058932696972,0.5017026936358923,0.47619428928624197,0.4751571969837181,0.4620043713549979,0.4588905585462683,0.4428224558132185,0.43906310296007317,0.43757236735794397,0.4343075292157371,0.4262387488858859,0.4245938086359827,0.42330703896634136,0.41993876943362196,0.4024683703596487],"twin_dists":[0.07578190294456374,0.10121314319104942,0.11128526833126326,0.11916172122224652,0.12099633990394362,0.12335115608898806,0.1370073949956811,0.13758938685327965,0.14082991055438343,0.14447425027617447,0.15154875663504022,0.15254006818960023,0.15820496758223912,0.1584372495239204,0.16139808551046983,0.16210329090329287,0.16577056300226042,0.16663581344017692,0.1669797223441416,0.1677345372889053,0.1696098795724723,0.16999397721210363,0.1702948729553758,0.1710843246946941,0.1752236210503339],"n_dims_used":42,"mean_confidence":0.9120347159249442},"coverage":{"mean_confidence":0.9120347159249442,"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}}