{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001083},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000184","490:4900000076","490:4900004460","490:4900001084","490:4900000713","490:4900000141","490:4900001330","487:4870003537","490:4900000244","490:4900001869","490:4900004322","490:4900000173","490:4900000498","490:4900001019","487:4870006424","490:4900000334","490:4900002352","490:4900000492","496:4960009070","490:4900000357","490:4900000233","487:4870004404","490:4900000431","490:4900002493","490:4900002359"],"twin_admin_codes":[490,490,490,490,490,490,490,487,490,490,490,490,490,490,487,490,490,490,496,490,490,487,490,490,490],"twin_sims":[0.5280641915842466,0.4720501734984126,0.4399205031847543,0.39271458134781906,0.35974046527454084,0.33654132106024975,0.32468548331657393,0.31925959148055566,0.31633977092296317,0.31156206195826913,0.30874472101149997,0.3081054334819869,0.28645569038316737,0.2840344813877309,0.2821644064104476,0.2744017169722726,0.26237380017847484,0.2599320073290324,0.25966310406587667,0.25066267445570795,0.24824917957881526,0.2466773859656354,0.2437406341272131,0.23467553487006515,0.23196682484566641],"twin_dists":[0.146768218649575,0.15913414449891383,0.1664382212107894,0.17756955395886087,0.18571347236291444,0.1916724222725369,0.19480292603052238,0.19625670133070908,0.1970447587987135,0.19834319487031693,0.19911419237720274,0.1992897019540343,0.20536367427467678,0.20605966824120897,0.20659968542096283,0.20886483739925887,0.21245378770140635,0.21319483099628683,0.2132767055013341,0.21604863340578584,0.21680267429327776,0.21729627430792278,0.21822396961084273,0.2211340688869551,0.222017836934036],"n_dims_used":45,"mean_confidence":0.9170846727159289},"coverage":{"mean_confidence":0.9170846727159289,"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}}