{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006295},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006643","490:4900005132","490:4900004857","490:4900008754","490:4900006038","490:4900006037","490:4900004723","490:4900006408","490:4900005136","490:4900007516","490:4900006416","490:4900002335","490:4900006413","470:4700007154","490:4900007144","490:4900007510","490:4900004722","490:4900005912","490:4900007634","490:4900004859","490:4900006287","490:4900008644","490:4900008643","490:4900001316","496:4960012130"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490,490,490,490,496],"twin_sims":[0.8115111310794444,0.7087094716724593,0.5757915361270286,0.525616138791887,0.5226725974195705,0.5112709283913154,0.494759263187069,0.4900838636942392,0.4758667675540905,0.47121022825187125,0.46258576216335323,0.4607876267712018,0.4548804529135207,0.437552556360257,0.4183650319820421,0.41139739949723386,0.4109366781445531,0.4079774936518997,0.40508571333446397,0.40063756107736553,0.38630107422717275,0.3812432801910221,0.3795118935833882,0.37913046157645713,0.37656490949559523],"twin_dists":[0.08393895229423896,0.10777385440592306,0.13646213426707807,0.14730127166251242,0.14794294891669124,0.15043655536340766,0.15407340248134824,0.15510937282231393,0.1582783061221654,0.15932280302797097,0.1612666008133144,0.16167344804084977,0.16301401916761618,0.16698429579798513,0.17145409305813383,0.1730984417223884,0.17320759523582557,0.17390996635112874,0.17459851898991383,0.1756619631485108,0.17912683922168798,0.18036359596881793,0.18078877036922203,0.18088256407148007,0.18151462450627667],"n_dims_used":45,"mean_confidence":0.9171376546223958},"coverage":{"mean_confidence":0.9171376546223958,"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}}