{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000748},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000804","500:5000000866","500:5000000806","500:5000000749","500:5000000691","500:5000000807","500:5000000750","500:5000000692","500:5000000751","500:5000000928","500:5000000689","500:5000000690","500:5000000940","500:5000000991","500:5000000814","500:5000000867","500:5000000581","485:4850008686","500:5000000747","485:4850008213","500:5000000877","485:4850008394","500:5000000142","500:5000001165","500:5000000761"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,485,500,485,500,485,500,500,500],"twin_sims":[0.9551859134997625,0.9170363337251051,0.8816694267528438,0.8413894322186927,0.8383818979534502,0.768338951215265,0.7606065201821218,0.7359697772167514,0.7348733986466975,0.7335518238111509,0.7327896162827597,0.7187458474407321,0.6879488419381768,0.6777968495155688,0.6673748486734263,0.647886637305195,0.6270473596981216,0.6244762800038419,0.6129442991684934,0.6068745241238941,0.5950457768718976,0.5931801067029114,0.5826910319182242,0.5825810108457989,0.580834143521943],"twin_dists":[0.039328295210131634,0.05405281458007045,0.06518045684143682,0.07632834612620094,0.0771156072175448,0.09428642703362082,0.0960788794773422,0.10169532691508262,0.10194229675025641,0.10223968944877654,0.10241105854728073,0.10555008560058153,0.1123306659008358,0.11454129712322834,0.11680091433094744,0.12100504887456975,0.12547961995555273,0.12603071808223906,0.1285011036909886,0.12980085669761598,0.1323340014680856,0.1327336582211635,0.1349817974790766,0.1350053921037705,0.1353800629393752],"n_dims_used":44,"mean_confidence":0.9168683832341974},"coverage":{"mean_confidence":0.9168683832341974,"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}}