{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004142},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004264","490:4900004277","490:4900003716","490:4900004272","490:4900003563","490:4900003186","490:4900002293","490:4900003585","490:4900003707","490:4900004416","490:4900003850","490:4900002598","490:4900003990","490:4900003042","466:4660003720","490:4900005242","490:4900002163","490:4900004819","490:4900007742","490:4900002892","490:4900002431","490:4900003718","490:4900003712","490:4900004128","494:4940008097"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.5399841989086911,0.5284158807708992,0.5172276614707176,0.37540597301433326,0.333706722943363,0.33305476910417514,0.3273341253560249,0.3007033344962587,0.29517329965779304,0.2786874643725555,0.27715888580632575,0.2753399477478692,0.27300470309942926,0.2688790232454134,0.26604076846358826,0.26235882123972454,0.25917730046327037,0.2402977290560124,0.2378656167903239,0.2369888084415862,0.22925170643699797,0.2260516261635642,0.22575351965844123,0.21618783238668343,0.21593668731257495],"twin_dists":[0.14418003220724954,0.14669168425769755,0.14913212598600378,0.18180083316023496,0.19241533149809734,0.1925866842785818,0.19409817859066772,0.2013373851459858,0.20288645051488846,0.20760950269858097,0.20805587571457168,0.2085890015765294,0.20927662780325962,0.21050036134201805,0.2113489888128679,0.21245832034485856,0.21342475625471408,0.21932079572036337,0.22010176942268767,0.22038459578917746,0.22291053506552785,0.22397169731247948,0.22407105662289262,0.2273068942185617,0.22739313218514323],"n_dims_used":45,"mean_confidence":0.9204920450846354},"coverage":{"mean_confidence":0.9204920450846354,"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}}