{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000000},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001806","470:4700001958","489:4890000008","470:4700001656","489:4890000029","496:4960012344","489:4890000073","470:4700002117","489:4890000033","489:4890000005","470:4700002608","489:4890000095","470:4700005152","481:4810000992","470:4700002277","488:4880005365","481:4810000984","488:4880005457","470:4700002276","488:4880006134","470:4700007854","470:4700006712","493:4930005157","481:4810006057","488:4880002386"],"twin_admin_codes":[470,470,489,470,489,496,489,470,489,489,470,489,470,481,470,488,481,488,470,488,470,470,493,481,488],"twin_sims":[0.6109201945618729,0.54495998598318,0.5019963016251311,0.4830224282306855,0.4797659514948921,0.430190206428942,0.428834855523763,0.42806726767033115,0.4238660374067487,0.42084390775928304,0.418351472631792,0.41341899376371644,0.41282360075281377,0.4110097225428151,0.3980488046924153,0.3933667549375601,0.3889026380952594,0.3833351920028375,0.38327233524594573,0.3772328767287467,0.37267935347924896,0.368545106266151,0.3671399664952255,0.3634178724766072,0.36340800018617625],"twin_dists":[0.12893455368037376,0.14310293414835185,0.15247536133843603,0.1566796891453319,0.1574062599975813,0.16868969426948713,0.16900492592127822,0.16918363464831293,0.1701641110022199,0.17087191784680492,0.17145728155750578,0.17262011728176518,0.172760885775848,0.1731902860804907,0.17628333124894288,0.17741186623539057,0.1784936908126493,0.17985112576974133,0.17986650465480372,0.18134986001002207,0.18247590745338862,0.18350416392089766,0.183854952118,0.18478743079712603,0.1847899104443099],"n_dims_used":45,"mean_confidence":0.9147733900282118},"coverage":{"mean_confidence":0.9147733900282118,"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}}