{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004263},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008480","490:4900003172","494:4940008642","490:4900007245","490:4900002121","494:4940007798","490:4900005767","490:4900001398","490:4900004123","490:4900001402","490:4900006754","490:4900001569","490:4900005756","494:4940007692","490:4900001678","490:4900006757","490:4900004682","490:4900012783","490:4900005626","490:4900002729","490:4900003029","490:4900005632","466:4660004059","490:4900012778","494:4940008784"],"twin_admin_codes":[494,490,494,490,490,494,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,466,490,494],"twin_sims":[0.2908488504686439,0.2908341086364193,0.27969714365734655,0.2760126377197201,0.2638741268872452,0.26022854499464204,0.258796039364693,0.24368998349611432,0.2434142810896908,0.2335162005568628,0.2231460165520694,0.22172312509050535,0.21099594766874483,0.2063160193107853,0.2002530027077876,0.19169810784036656,0.18783341932964198,0.1873138827257095,0.18493909602288092,0.178888270537691,0.17777071259536226,0.1745959561062482,0.17410113240992856,0.17099389257462677,0.16879799407183232],"twin_dists":[0.20410977579775552,0.20411396445235444,0.20731547476917342,0.20839158773560962,0.21200060505600724,0.21310460422338062,0.21354106965020314,0.21824003278284146,0.21832750596272849,0.22151149973876239,0.22494388218257602,0.2254230439590814,0.22910362789071853,0.2307490809883134,0.23291921697942308,0.2360597694704654,0.23751056045343394,0.23770718133487326,0.23861083703351615,0.24095087278983382,0.2413891739963091,0.24264508519521738,0.24284229667698967,0.2440899300394173,0.24498146980870025],"n_dims_used":45,"mean_confidence":0.9216634114583333},"coverage":{"mean_confidence":0.9216634114583333,"n_dims_used":45,"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}}