{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000151},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000202","488:4880000649","488:4880000034","488:4880000238","488:4880000188","488:4880000786","488:4880000420","488:4880000579","496:4960004956","496:4960004932","488:4880000960","499:4990000239","496:4960005683","488:4880000711","488:4880000965","488:4880000208","488:4880001071","488:4880000006","488:4880000721","488:4880000053","488:4880000116","488:4880000269","488:4880000957","496:4960005816","488:4880000883"],"twin_admin_codes":[488,488,488,488,488,488,488,488,496,496,488,499,496,488,488,488,488,488,488,488,488,488,488,496,488],"twin_sims":[0.8918639322853081,0.8783329265927335,0.8473645709298779,0.8310467911378733,0.8204053603586047,0.7535665768837984,0.7228493114550132,0.7043788471041343,0.6910228200510552,0.6754644818106468,0.635995822013644,0.6307907461850254,0.6282538509606991,0.6261138830576791,0.6149408499180794,0.6056236129672139,0.5982896644657935,0.596047714404051,0.5933405481325134,0.5828056753859325,0.5804698737437981,0.5774672458142489,0.5731271923621216,0.5580296562002826,0.5559610101654894],"twin_dists":[0.062134240604101415,0.06615433876041002,0.07474821177408074,0.0790143356229357,0.08171917385516556,0.09769771649233418,0.10463636914673075,0.10872890600113043,0.11165919767391677,0.11504778869382135,0.12356017164782362,0.12467695006336517,0.12522096029005936,0.12567972356592172,0.12807352410159878,0.13006871049050114,0.13163921372424045,0.13211938974601048,0.13269928706979442,0.13495721190812937,0.1354582032054713,0.13610245901243562,0.13703421573191654,0.14028166210099582,0.1407275157356792],"n_dims_used":45,"mean_confidence":0.9252770317925347},"coverage":{"mean_confidence":0.9252770317925347,"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}}