{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004127},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004404","490:4900003037","490:4900007367","490:4900003311","490:4900001282","490:4900004400","490:4900002742","490:4900003044","490:4900001980","490:4900003314","490:4900002139","490:4900001534","490:4900001539","490:4900002134","490:4900004147","490:4900005235","490:4900003046","490:4900003443","490:4900007480","490:4900002291","490:4900004811","490:4900004267","490:4900003182","490:4900002450","490:4900003184"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6743529509854679,0.6358779129659725,0.6156769967142102,0.5784192403559976,0.5343061094347688,0.5222021180398497,0.5034775957626103,0.5032933206747714,0.48147728316553673,0.4810882967013747,0.4446900000610907,0.4410580366595382,0.43335046302955654,0.4329841490947609,0.4313613568359228,0.4204856582669494,0.4104470103269334,0.40809056850093345,0.4070101492688912,0.4065851180743127,0.4048521842301269,0.4014081550978845,0.3960706586946661,0.39290860989074067,0.3891559734857171],"twin_dists":[0.11528899627826338,0.12358547964890841,0.12791586211533448,0.1358981642866993,0.14541145308757228,0.1480455871566278,0.1521490638142183,0.15218964142438365,0.15702424152353853,0.15711103661339962,0.16534178806994576,0.16617630307458697,0.16795623533069765,0.16804114156826686,0.16841763021794973,0.17095596435172125,0.17332366545492303,0.17388308652726042,0.17414005559260845,0.17424122874898368,0.17465421924308003,0.17547735329866707,0.17675938263085111,0.17752262748631167,0.17843214290881454],"n_dims_used":45,"mean_confidence":0.9232616848415799},"coverage":{"mean_confidence":0.9232616848415799,"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}}