{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790004201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790005078","479:4790004267","479:4790004393","479:4790004978","479:4790003967","481:4810001185","466:4660012380","479:4790004263","466:4660012815","479:4790004188","479:4790003973","479:4790004203","479:4790004387","481:4810004850","472:4720002659","479:4790003360","479:4790003273","499:4990001918","479:4790004255","481:4810003129","479:4790003869","496:4960003542","481:4810002367","481:4810003130","481:4810001501"],"twin_admin_codes":[479,479,479,479,479,481,466,479,466,479,479,479,479,481,472,479,479,499,479,481,479,496,481,481,481],"twin_sims":[0.275044717041325,0.17224787682510162,0.17143325117310418,0.16495486395373088,0.11376635382597641,0.08465673083021223,0.08403745972163705,0.08354463071693229,0.08183177750505426,0.07596440619052605,0.0743358587043144,0.07226373065609457,0.06762300437887807,0.0644524402563429,0.06076893663815396,0.05943105850740875,0.05304530667205611,0.04886756579406617,0.046997578780310884,0.044697889430939025,0.044614471088512096,0.04312203185275406,0.04172722798779187,0.041127921573851825,0.040018346220223225],"twin_dists":[0.2086757359492065,0.24358448773160682,0.2439125368870817,0.2465620807092967,0.2707880544715526,0.2886108401019032,0.2890396109101828,0.2893826413021115,0.29058757766648424,0.29487460433364204,0.2961116563923388,0.29771770533729486,0.30145471900024595,0.3041297625119008,0.30737625859698264,0.3085954641946431,0.31474721673427203,0.3191130790822345,0.321168824860851,0.3237929593124542,0.32389025535048965,0.32565733018752163,0.3273559253950225,0.3281004873838063,0.32950349029709763],"n_dims_used":45,"mean_confidence":0.9300983005099827},"coverage":{"mean_confidence":0.9300983005099827,"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}}