{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790000723},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790000587","479:4790000520","479:4790000995","479:4790000792","479:4790000722","479:4790000789","479:4790001223","479:4790000648","479:4790001355","479:4790001221","479:4790000385","479:4790001078","479:4790001356","479:4790001911","479:4790000996","479:4790001002","479:4790000647","479:4790000501","479:4790001759","479:4790000984","479:4790000579","479:4790000515","479:4790001293","479:4790001596","479:4790000516"],"twin_admin_codes":[479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479],"twin_sims":[0.9227554009897843,0.9222259658103386,0.8869494856853956,0.8709677945650774,0.8624895293546787,0.8600617144545146,0.8562484224183552,0.8476488129180275,0.8432558579723557,0.8412747497575164,0.8215101905792517,0.8192095449127879,0.8149581385380541,0.8149012300217187,0.814613609793164,0.8073133166716817,0.8007400765338837,0.8006053174535233,0.7994272280034161,0.7890900625790186,0.7861316353167417,0.785641584779931,0.783605340754614,0.7804320344518757,0.7743353993812588],"twin_dists":[0.05207661967916056,0.05226217895745421,0.06361656155911316,0.06826761422191667,0.07064319040862682,0.07131307014785714,0.07235646338011657,0.07467249152884285,0.0758371057588391,0.07635846271090913,0.08144092170625715,0.0820196972386704,0.08308283837281627,0.08309701446222964,0.08316863972855158,0.08497473177244641,0.08658234106774707,0.08661512334949263,0.08690142003810468,0.08939192502450549,0.09009789718837181,0.09021456013725976,0.09069848349373551,0.0914500156188793,0.09288526120111702],"n_dims_used":45,"mean_confidence":0.9237469143337673},"coverage":{"mean_confidence":0.9237469143337673,"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}}