{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010549},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009070","490:4900008183","490:4900008865","490:4900009176","466:4660003372","466:4660004302","490:4900010813","490:4900007006","490:4900010641","490:4900010380","490:4900007860","490:4900008751","490:4900007246","490:4900009385","490:4900009804","490:4900004527","490:4900003560","466:4660004376","490:4900010014","490:4900007978","466:4660004014","490:4900010558","490:4900010469","490:4900010463","490:4900011423"],"twin_admin_codes":[490,490,490,490,466,466,490,490,490,490,490,490,490,490,490,490,490,466,490,490,466,490,490,490,490],"twin_sims":[0.3527849217731771,0.32453854842525887,0.30507066011505307,0.2072484506182733,0.192121976852855,0.17206715683529786,0.15541235717512175,0.15532650223392813,0.15515424927114813,0.1373331361911319,0.1366175557854945,0.13061642858448932,0.12718077156306604,0.11483067100742837,0.11198485823171553,0.10724919789087513,0.104183137356121,0.09968154208606902,0.09282460569737978,0.09128535773048414,0.0907045784066531,0.09009167163870681,0.08949401387556437,0.08152091446269205,0.07626768962664349],"twin_dists":[0.18747837220068944,0.19484211545501803,0.2001257426637097,0.23041922635254164,0.2359018974726353,0.24365716749779082,0.2506054907028668,0.25064268056952743,0.2507173409239917,0.25879561218034686,0.2591358811844476,0.26204348103974856,0.2637536805018129,0.2702074000936337,0.27176940829623647,0.2744380492454876,0.2762149755576288,0.2788992098178865,0.2831766313459559,0.2841708912749811,0.28454948563771404,0.284951110105633,0.28534483226069135,0.290808418292012,0.29464659569791884],"n_dims_used":45,"mean_confidence":0.9148738437228733},"coverage":{"mean_confidence":0.9148738437228733,"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}}