{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001489},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001491","489:4890001338","488:4880000750","472:4720004201","472:4720007329","498:4980001273","472:4720004940","500:5000010041","489:4890001572","498:4980003165","485:4850000554","470:4700004700","470:4700000002","481:4810000369","481:4810000540","499:4990002219","500:5000005169","470:4700007733","496:4960005315","489:4890001493","478:4780006416","478:4780002765","479:4790001013","470:4700007916","485:4850000512"],"twin_admin_codes":[489,489,488,472,472,498,472,500,489,498,485,470,470,481,481,499,500,470,496,489,478,478,479,470,485],"twin_sims":[0.4366647618425845,0.27789020778483914,0.2595580053926857,0.2556716135348243,0.19353864057363673,0.19333711981454216,0.17253417326329346,0.16791445937828958,0.16715587602271717,0.16695195664306142,0.16465363189361876,0.1591893843334341,0.14989281769647503,0.14769189726620913,0.14433124739454795,0.1430626813545301,0.14204223280622313,0.14023499388413962,0.13654615488565053,0.13470967492101663,0.13230415238342472,0.13185600036741674,0.12782761169214418,0.12564961473053068,0.12375162993885057],"twin_dists":[0.16718933113378812,0.20784212955261286,0.21330871998991732,0.2144983549660734,0.23537600853299248,0.23545065254018524,0.24346946014371237,0.24534253859813063,0.2456536369034317,0.24573743850468177,0.24668709055951404,0.24898403828421292,0.2530276870872438,0.25401185113844543,0.2555357218226641,0.256117784886271,0.2565887915583175,0.2574291702880739,0.2591699065121432,0.2600496789805949,0.26121577996998935,0.2614347853194759,0.2634290495407465,0.26452714174418646,0.26549590002816714],"n_dims_used":45,"mean_confidence":0.9155804104275174},"coverage":{"mean_confidence":0.9155804104275174,"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}}