{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010481},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009005","490:4900011692","490:4900008217","490:4900008328","490:4900012090","490:4900010215","491:4910005463","491:4910005107","490:4900009929","491:4910005712","490:4900012027","490:4900012028","490:4900010408","490:4900011687","490:4900011835","490:4900011836","490:4900012037","490:4900010565","490:4900012162","491:4910004610","490:4900008894","490:4900010029","490:4900009100","490:4900009628","491:4910005361"],"twin_admin_codes":[490,490,490,490,490,490,491,491,490,491,490,490,490,490,490,490,490,490,490,491,490,490,490,490,491],"twin_sims":[0.21982344360621353,0.1851460109984987,0.16939345807954345,0.10506461731946058,0.08313529455579353,0.05642577263499552,0.05456941670928642,0.05244861046990184,0.05101908060479483,0.04525907465533127,0.040606407425431694,0.03794342728097034,0.037212416820064986,0.03280486175751382,0.028808620611639222,0.02762554451408945,0.027321933834721812,0.025138747062269196,0.02448908945911908,0.023464323894238207,0.02307788614864226,0.019460124023355157,0.01919043345600212,0.01780455171878077,0.01765941651961855],"twin_dists":[0.2260659795128944,0.23853177830275146,0.2447388909987611,0.2756999963251542,0.28966878766771115,0.31141883265775,0.3132254762541026,0.3153528763634888,0.31682750539713905,0.32314234456451946,0.32875588484308854,0.3322177699661906,0.333204015840187,0.3395257207154302,0.3459189651748016,0.34795769470494875,0.3484929870251489,0.35250074437245443,0.35375138319574073,0.3557837631009504,0.3565701827710162,0.3645467353798624,0.3651918804722715,0.3686377516125908,0.36901207355709675],"n_dims_used":45,"mean_confidence":0.8858791775173611},"coverage":{"mean_confidence":0.8858791775173611,"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}}