{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009400},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009611","490:4900008637","490:4900010100","490:4900009080","490:4900008976","490:4900009508","490:4900008866","490:4900008518","490:4900009800","490:4900009899","490:4900009901","490:4900008087","490:4900007976","490:4900009493","490:4900009388","490:4900009192","490:4900009807","490:4900002272","490:4900010101","490:4900008971","490:4900009609","490:4900009068","490:4900008858","490:4900010552","490:4900010888"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8429238234116979,0.65682343259386,0.6156604417407971,0.5995270163246847,0.5825916581760505,0.5504673135306204,0.5276061628113378,0.5100707496370079,0.504392018669884,0.48912883066614943,0.4881603758572851,0.486232275495712,0.4819827598546649,0.47928492259149325,0.47729454431546836,0.4678239579881754,0.4449268551042835,0.4374941916106614,0.43058689300952413,0.42507676537108174,0.425066156899423,0.42343116592535596,0.41853984141723666,0.4130624121836326,0.37424200720227274],"twin_dists":[0.07592464943656654,0.11908010993972987,0.12791940778825137,0.13137422172459226,0.13500310871068275,0.1419127891645104,0.146867911188029,0.15069983636482367,0.15194776618745914,0.15532134774448622,0.15553642889302577,0.15596502065050208,0.15691148688871243,0.15751371757246221,0.15795871905580197,0.16008453973453413,0.165287457274736,0.16699777002651722,0.16859750833644288,0.16988114164736381,0.16988361958417045,0.17026583071522355,0.17141299032800325,0.1727044131131644,0.18208871965676135],"n_dims_used":45,"mean_confidence":0.9196445888943142},"coverage":{"mean_confidence":0.9196445888943142,"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}}