{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011043},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010539","490:4900011610","490:4900010715","490:4900011122","490:4900011674","490:4900010798","490:4900011988","490:4900011602","490:4900009782","490:4900011739","490:4900010538","490:4900009378","490:4900011867","490:4900011669","490:4900011180","490:4900011475","490:4900011666","490:4900011024","490:4900004670","490:4900010799","490:4900011801","490:4900011866","490:4900011112","490:4900010086","490:4900011593"],"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":[0.46833183105526266,0.36114504122193725,0.29172590217843986,0.1725395843277946,0.16640242862626375,0.16354959887788792,0.15980566676216276,0.1575015559927468,0.15122074560959595,0.1491625520999206,0.14700183098066508,0.14361282015247862,0.14100174941488314,0.1405369855700992,0.13042672019060095,0.12978925660791876,0.12970503765892138,0.12101860950777077,0.1104007607647566,0.10783690861795012,0.10238738275148311,0.09706009243412857,0.09403302582570176,0.08898852270565716,0.08873215517503849],"twin_dists":[0.15997017541463812,0.18535920741371026,0.20386080253676075,0.24346728741296228,0.24596363745479358,0.2471466775719661,0.24872214097818318,0.24970510345538344,0.25243903035386867,0.2533530444290338,0.25432264956219985,0.255864893147608,0.2570716443539596,0.2572881829004047,0.2621370218537195,0.26245209449783324,0.2624938078558691,0.2669109324089312,0.2726521931649765,0.2741019622464939,0.27727468732146054,0.2805063429691573,0.2824051499855574,0.2856794678279337,0.2858497599662959],"n_dims_used":45,"mean_confidence":0.9156110975477431},"coverage":{"mean_confidence":0.9156110975477431,"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}}