{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850007495},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850007027","485:4850008695","485:4850007605","485:4850007361","470:4700008674","485:4850005674","494:4940001735","499:4990003065","500:5000001114","470:4700008543","485:4850008325","485:4850008764","470:4700008947","489:4890002712","500:5000001780","485:4850005819","470:4700001116","470:4700007469","500:5000001113","470:4700003891","479:4790000147","470:4700006099","485:4850004117","481:4810003174","466:4660013378"],"twin_admin_codes":[485,485,485,485,470,485,494,499,500,470,485,485,470,489,500,485,470,470,500,470,479,470,485,481,466],"twin_sims":[0.1672691408195925,0.1436961992215701,0.12530788666778675,0.08801440733535264,0.07892916336146474,0.06357977231624894,0.05519086250539387,0.05289953269297039,0.05143242068134492,0.05015412041442365,0.0438531139515107,0.043356917377792716,0.0405039045323731,0.03370575020776876,0.03346972181419047,0.03129044413799993,0.02949885625842227,0.027516698545561023,0.02736556615043005,0.02660544793896409,0.025514753560341046,0.025284739451147138,0.025202977761878336,0.023716721859054227,0.023356026646636135],"twin_dists":[0.24560712203271365,0.2558266276594916,0.2647007401362708,0.2863286100334025,0.2926763855931404,0.30488488332862573,0.3126150872978524,0.314894656474524,0.3163976314925027,0.3177365254051989,0.3247854037819844,0.32537584763547306,0.3288855367195604,0.3381771460460184,0.33852746518009874,0.3418656961092107,0.3447625246822702,0.34814901469421444,0.3484157452826979,0.3497768192915492,0.35178961305622436,0.3522235483474433,0.35237861849850877,0.3552761604158599,0.35600301395838824],"n_dims_used":45,"mean_confidence":0.9168565538194444},"coverage":{"mean_confidence":0.9168565538194444,"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}}