{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001457},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001279","480:4800001465","480:4800001569","480:4800001401","480:4800001400","480:4800001514","480:4800001680","480:4800002049","480:4800001889","480:4800002012","480:4800001837","480:4800001521","480:4800001576","480:4800001454","480:4800002346","480:4800001831","480:4800001518","466:4660004545","470:4700003506","480:4800001344","480:4800002128","480:4800001681","480:4800001685","480:4800001281","480:4800001733"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,466,470,480,480,480,480,480,480],"twin_sims":[0.37443877592498953,0.2593713924454571,0.22538082953412994,0.20939749961105178,0.2057905109071737,0.1788013129651541,0.17770523560691792,0.17539126719743095,0.15594804631224263,0.14022217207477594,0.13636695749634067,0.13170933923148603,0.12724283496043548,0.11363833270387425,0.11181729593338353,0.10751522216375725,0.10704421891925107,0.10660277493729396,0.10621047792108221,0.10053716851884605,0.0958521389308778,0.09517863199175819,0.09464207737349098,0.09429908541688173,0.08949413246826375],"twin_dists":[0.18204002154586216,0.21336558494623925,0.22419539738706756,0.22966281959386048,0.23093543244031262,0.24098490731032682,0.24141491439233007,0.24232894858409054,0.2503737844198641,0.2574351612650713,0.2592553598168076,0.2615065782168172,0.26372247846119184,0.2708581796888764,0.27186232953856193,0.27428574463707184,0.27455560420941916,0.2748093659545618,0.2750355616247701,0.2783818227157102,0.2812583975068095,0.2816809557900861,0.2820192783593985,0.28223634326710784,0.2853447539282937],"n_dims_used":43,"mean_confidence":0.917364430982013},"coverage":{"mean_confidence":0.917364430982013,"n_dims_used":43,"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}}