{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000489},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001277","495:4950001443","480:4800000454","480:4800000455","495:4950001115","480:4800000452","480:4800000671","495:4950001686","480:4800000389","480:4800000866","480:4800000423","480:4800000910","480:4800000821","480:4800000865","480:4800000820","480:4800000952","495:4950001334","495:4950001627","495:4950001170","480:4800001062","495:4950001335","480:4800000867","495:4950001108","480:4800000988","480:4800000951"],"twin_admin_codes":[495,495,480,480,495,480,480,495,480,480,480,480,480,480,480,480,495,495,495,480,495,480,495,480,480],"twin_sims":[0.784718442427697,0.6557691893791415,0.5651953596668252,0.5523110689905028,0.5180405009769449,0.4805502718843338,0.47585134455340833,0.4651850556053922,0.45967212114489814,0.4503399479175054,0.44867940706300696,0.444279045124518,0.43819738122855045,0.4375466857124962,0.4340885747754196,0.43310279170406807,0.4230539187729121,0.41633934285030283,0.41618578880523666,0.40816858340306217,0.40405155299368084,0.40385168729752813,0.3961392670864327,0.3956617919586939,0.39394900775634056],"twin_dists":[0.09043411466501128,0.11930742859765577,0.1387390054822999,0.14151479101340678,0.1489544137414571,0.15723112348492366,0.1582817600407719,0.16067946265842903,0.16192612574312487,0.16404875629624174,0.16442814453752438,0.16543608093517792,0.16683547714552158,0.16698565107793023,0.1677852393319242,0.16801363877476086,0.17035410705289497,0.1719309271506308,0.17196711326040665,0.1738645429716482,0.17484529119567416,0.1748930159168237,0.17674285340631596,0.17685791468916834,0.17727118700698802],"n_dims_used":42,"mean_confidence":0.9002409435453869},"coverage":{"mean_confidence":0.9002409435453869,"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}}