{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003439},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001285","490:4900002450","490:4900003701","490:4900006269","490:4900001153","490:4900012284","490:4900001415","490:4900002291","490:4900003314","490:4900006879","490:4900003182","490:4900002742","490:4900003443","490:4900001281","490:4900004288","490:4900000771","490:4900012349","490:4900003454","490:4900001550","490:4900006031","490:4900004538","490:4900003037","490:4900012564","490:4900003711","490:4900001403"],"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":[0.7409007978678649,0.7272828937577582,0.5022318441506087,0.4727834789283335,0.46565383593187626,0.41082662550638704,0.3857241616250057,0.37997623633891947,0.36920100844969655,0.3652918263377942,0.3629707984432304,0.3629104393120566,0.3486182722072714,0.3398686646812872,0.33909770932288474,0.33710341020658513,0.32530747500206597,0.3246198759639448,0.3190857941294411,0.3067218107983248,0.2925691528597855,0.285415341240142,0.27628282045673,0.276075829474149,0.27496794515839046],"twin_dists":[0.10058165513339093,0.10364598487079348,0.1524234587656991,0.1589695297920984,0.16057369444398176,0.17323367668844447,0.1792675168803647,0.180674650552147,0.1833406489350407,0.18431735996631404,0.18489975768388556,0.18491492822038216,0.18854427603677543,0.1908046747240516,0.1910053258198289,0.19152550971823923,0.1946371418406326,0.1948204231370504,0.19630349518964982,0.19967027992896824,0.20362184355591853,0.2056622949797781,0.20831238025360832,0.20837305802857423,0.20869829972430887],"n_dims_used":45,"mean_confidence":0.9062493218315972},"coverage":{"mean_confidence":0.9062493218315972,"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}}