{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930004164},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002640","493:4930004165","493:4930002124","493:4930003490","496:4960000743","493:4930003481","496:4960000754","493:4930004017","493:4930003667","493:4930005941","493:4930003983","493:4930002457","493:4930003668","493:4930003617","493:4930005510","493:4930005151","493:4930002289","493:4930002287","488:4880001246","496:4960000373","496:4960000909","493:4930004179","496:4960002070","493:4930002290","493:4930005280"],"twin_admin_codes":[493,493,493,493,496,493,496,493,493,493,493,493,493,493,493,493,493,493,488,496,496,493,496,493,493],"twin_sims":[0.6736986390445651,0.5621222788163512,0.4609462856796374,0.4358808003786748,0.4264452201623655,0.355282568372572,0.324850779390608,0.3181120136201293,0.29717395716559014,0.2854211406256861,0.2618733818999926,0.2563444266729868,0.2360161198786866,0.22755483331632995,0.2173665107543888,0.21102486499188453,0.20029139577595167,0.19942063067673385,0.1894426727557866,0.1863874933454573,0.17932775273051677,0.17451120065373607,0.16958646339506298,0.16699051141347065,0.16479145839732534],"twin_dists":[0.11543093501544822,0.1394002683361411,0.16163752722963778,0.16737052378284886,0.1695617114444905,0.18684257048920277,0.194758851216235,0.19656594519029408,0.20232407684129705,0.2056606285192534,0.21260530267929362,0.21429159129405553,0.22069914991461803,0.22347199600533743,0.22690305929090673,0.22909353816166103,0.232905333846929,0.23322065916868354,0.23690393934140735,0.23805872892355862,0.24077904216885418,0.2426788360587644,0.24466039641459286,0.24572158859332685,0.24662987273265669],"n_dims_used":45,"mean_confidence":0.9292422824435764},"coverage":{"mean_confidence":0.9292422824435764,"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}}