{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":495,"cluster_id":4950003402},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950003211","495:4950003587","495:4950003157","492:4920000222","495:4950003743","495:4950003591","495:4950003394","495:4950003649","495:4950003741","495:4950003297","495:4950003691","495:4950003108","495:4950003589","495:4950003650","495:4950002362","492:4920000283","492:4920000012","492:4920000094","492:4920000064","495:4950003688","495:4950003305","495:4950003255","495:4950003960","495:4950003744","492:4920000065"],"twin_admin_codes":[495,495,495,492,495,495,495,495,495,495,495,495,495,495,495,492,492,492,492,495,495,495,495,495,492],"twin_sims":[0.44487153506963295,0.39065042145736517,0.3757354411002969,0.3709495805960375,0.3392548323551368,0.29917773480519766,0.2890771104057244,0.2884989035990678,0.2774025273910865,0.2640448218641889,0.25635719381442706,0.24887033113015436,0.2387870648445678,0.21179957786373557,0.20129918318871398,0.1973989757442342,0.1967413436683568,0.19250077607779437,0.19181736870793162,0.1841779639318402,0.18359075168420258,0.18338041088532273,0.17041333239904996,0.16538880514126966,0.16410985663473826],"twin_dists":[0.165300145823359,0.17806944859257104,0.18171942447527342,0.18290543883636035,0.19096441264994102,0.20176305293232003,0.20461409613954878,0.2047790799310465,0.2079846275195656,0.21194914777871923,0.21428767111855485,0.21660816296082402,0.21980527527579546,0.2288235765697326,0.23254156637101323,0.23395643210693018,0.23419689722909195,0.2357610171935472,0.2360153256199443,0.23890218969553537,0.239127547944967,0.23920839538937763,0.24432483589938145,0.24638228682721294,0.2469131738990421],"n_dims_used":45,"mean_confidence":0.9067183600531684},"coverage":{"mean_confidence":0.9067183600531684,"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}}