{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003402},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003574","470:4700002889","470:4700002747","470:4700003229","470:4700003253","470:4700003410","470:4700003577","470:4700003093","470:4700003441","470:4700004766","470:4700001623","470:4700003576","470:4700003257","470:4700001774","470:4700003199","470:4700003051","470:4700004214","470:4700002426","470:4700003921","470:4700003078","470:4700003389","470:4700003747","470:4700002386","470:4700002749","470:4700003264"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470],"twin_sims":[0.5398217619059562,0.5014009519361782,0.49004054304289674,0.47997017982515605,0.47406694693428303,0.47126127753803587,0.44422527729116473,0.44272139030088065,0.42238648122135686,0.40754069612725735,0.3955705726086329,0.39312265993326917,0.3894856809526487,0.3854841279647532,0.3806567701755166,0.38003192177359063,0.3729740129573932,0.3708655739206479,0.37013898012865726,0.3564191310985651,0.3560048043468614,0.3549857737733528,0.3427811159673048,0.339167665965026,0.33137824648456254],"twin_dists":[0.14421522541223475,0.1526065784454717,0.15511898540222438,0.15736064761437624,0.15868161684799414,0.15931133373023668,0.16544842034107746,0.1657937867748165,0.17051036915823214,0.17401383156172084,0.17687990387362926,0.17747087123776614,0.17835206859392663,0.17932607749533885,0.1805075199213156,0.18066096947574029,0.18240283687013084,0.1829263243120675,0.18310706582962352,0.18655401248890438,0.18665914940989095,0.1869180011234645,0.1900488640197278,0.1909871085944323,0.19302816634565942],"n_dims_used":43,"mean_confidence":0.9141393262286519},"coverage":{"mean_confidence":0.9141393262286519,"n_dims_used":43,"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}}