{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011885},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012089","490:4900011627","490:4900012023","490:4900009628","490:4900009426","490:4900007765","490:4900008218","491:4910005558","490:4900008552","490:4900008327","491:4910005465","490:4900012090","491:4910005800","490:4900010227","490:4900009011","491:4910005513","490:4900010735","491:4910005801","490:4900011628","490:4900010914","490:4900012026","490:4900008216","490:4900009012","491:4910005609","491:4910005555"],"twin_admin_codes":[490,490,490,490,490,490,490,491,490,490,491,490,491,490,490,491,490,491,490,490,490,490,490,491,491],"twin_sims":[0.3062820752222831,0.16737651218756894,0.11726028739833168,0.11426534510657696,0.11359740541044631,0.10723100796747147,0.10337412350040892,0.08950771237154011,0.07987311634377373,0.06493785840598211,0.05523160206458508,0.053588917532687755,0.05017414040478921,0.04747201928208239,0.04477665730396015,0.044601259572824334,0.04362724574136298,0.04124142986611411,0.03988777850948727,0.03904803476189775,0.037806634748142325,0.03746083729085637,0.036582620848389515,0.036260301554817236,0.033299275420454355],"twin_dists":[0.19979144040341207,0.24556304838323686,0.26889722306894887,0.2705153040760908,0.2708806109734051,0.27444847407039286,0.2766906139818102,0.2853357847265716,0.2919904268651847,0.3037133416083757,0.31257527160104903,0.31420034116581386,0.3177153385932602,0.3206408724843614,0.32370122717067035,0.32390567877020293,0.32505347334671464,0.32795876878995356,0.3296707393128213,0.33075759294953433,0.3324010920947918,0.33286703048058797,0.33406697194431156,0.3345135072139243,0.33878175829421814],"n_dims_used":45,"mean_confidence":0.8861924913194444},"coverage":{"mean_confidence":0.8861924913194444,"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}}