{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730007082},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730004831","473:4730005017","473:4730004923","473:4730005016","473:4730006521","473:4730006523","473:4730005018","473:4730006746","473:4730004828","473:4730004921","473:4730005212","473:4730005308","473:4730004924","473:4730006858","473:4730007080","473:4730004829","473:4730005309","473:4730004633","473:4730007196","473:4730006631","473:4730005215","473:4730005022","473:4730005427","473:4730005969","473:4730007079"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.9353137314979002,0.9175139964154734,0.917325123737192,0.9137682074955255,0.9085594031028776,0.9053644453045683,0.9041978693165859,0.9024922033667537,0.8904503118744614,0.889800824277427,0.8884809487382075,0.8833376895939529,0.8832147171116468,0.8821219096906067,0.8782883714398536,0.8774542315478082,0.8756862779641083,0.8742935263616332,0.8653837828070745,0.8594239168443928,0.8594039751270246,0.858260716553837,0.8575444088673602,0.8533449189798001,0.8503891039274651],"twin_dists":[0.04749688251203408,0.05389007043940277,0.05395446966872479,0.05515564492004518,0.056877021098644,0.05791228903176859,0.05828661091478913,0.058830484343580465,0.06256337975551315,0.06275979080653185,0.06315749010938222,0.06468941622927346,0.064725707657993,0.0650475466409701,0.06616727168364994,0.06640905135921653,0.06691936741904202,0.06731937711972727,0.06983871576228379,0.07148832078372644,0.071493795430799,0.07180717069112968,0.07200303245427726,0.07314400449901826,0.07393983143031196],"n_dims_used":44,"mean_confidence":0.9192906293002042},"coverage":{"mean_confidence":0.9192906293002042,"n_dims_used":44,"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}}