{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013281},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013248","490:4900013312","490:4900013202","490:4900012940","490:4900012953","490:4900012611","490:4900012338","490:4900012954","490:4900012477","490:4900013030","490:4900012951","490:4900013109","490:4900013211","490:4900012999","487:4870000246","490:4900012552","466:4660008826","490:4900012616","490:4900012700","466:4660011477","490:4900012264","490:4900012394","490:4900012476","490:4900012890","490:4900012610"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,466,490,490,466,490,490,490,490,490],"twin_sims":[0.22780160434990995,0.22244087578897143,0.19497022870789835,0.19206135165435867,0.1603921846974976,0.15222985274442974,0.15120571714070075,0.146350216271066,0.1444757209187777,0.14441344882033114,0.13536565471273831,0.12589667182490918,0.11331880970592376,0.11242554487687063,0.09203378401861531,0.09082068262457244,0.08718758515043276,0.08159024331148881,0.08002601234879783,0.07738254796650527,0.0769311586652193,0.07586556824704213,0.07215195357382496,0.06815478609950472,0.06781023507966355],"twin_dists":[0.2233901727344561,0.22518108418917618,0.23484729228644494,0.2359244627224204,0.24847357386072216,0.2519942405332028,0.25244567100124743,0.25461712139808007,0.2554696733417215,0.2554981360610114,0.25973440283813215,0.26440185940253874,0.27103346833260616,0.2715255376772715,0.2836858121809553,0.28447364731002805,0.2868840897227492,0.29075910796531246,0.29187993216993185,0.2938146712761137,0.29415033484006553,0.2949490692535591,0.29780539483143714,0.3010161089800447,0.30129997309828016],"n_dims_used":45,"mean_confidence":0.9115710788302951},"coverage":{"mean_confidence":0.9115710788302951,"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}}