{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960010059},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880003480","488:4880003726","496:4960010053","496:4960010052","496:4960009122","496:4960009884","488:4880003791","496:4960009324","488:4880003922","488:4880003790","496:4960010055","496:4960010554","496:4960009881","488:4880003535","496:4960009318","496:4960010054","496:4960008535","488:4880004072","496:4960009964","468:4680006298","496:4960009698","488:4880003786","496:4960009417","496:4960008912","496:4960010136"],"twin_admin_codes":[488,488,496,496,496,496,488,496,488,488,496,496,496,488,496,496,496,488,496,468,496,488,496,496,496],"twin_sims":[0.5523370517931666,0.5463411629478783,0.504894036517961,0.42462159032547653,0.39365546973194904,0.3861726073719124,0.38398209313552617,0.37235092042547696,0.36159042547517933,0.35512049279896146,0.35405285008000126,0.3466332391794283,0.33114347126703453,0.329736451812013,0.3292674297685815,0.31321728465469806,0.31021611268828775,0.30990398483580683,0.3095947351376892,0.30887072521210923,0.306763745873355,0.30553804274299545,0.3046060779488096,0.30373796159671684,0.29617777716165006],"twin_dists":[0.14150918380762803,0.14280426694481568,0.15183729572046867,0.16998748499194688,0.17734209723689728,0.17915815667708637,0.17969292134938453,0.18255738691896467,0.18524701835122132,0.18688375811323454,0.1871553173484628,0.18905443339833433,0.19309008756511323,0.1934616897076046,0.19358575458041496,0.1978920818836967,0.1987110287767534,0.19879646049131885,0.1988811530876289,0.1990796239155903,0.1996587307821099,0.19999667291556072,0.20025415253649656,0.2004944032532434,0.20260381776212513],"n_dims_used":45,"mean_confidence":0.9240828620062934},"coverage":{"mean_confidence":0.9240828620062934,"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}}