{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002143},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002225","498:4980002227","498:4980002056","498:4980002144","498:4980002224","498:4980003134","498:4980002141","498:4980002308","498:4980003135","498:4980002055","498:4980002305","498:4980003133","498:4980003132","484:4840001113","498:4980002057","484:4840003660","484:4840004055","498:4980002142","498:4980002546","498:4980002398","498:4980002541","484:4840004815","484:4840004267","498:4980002304","498:4980003250"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,484,498,484,484,498,498,498,498,484,484,498,498],"twin_sims":[0.5826451551094736,0.49948183078837693,0.3689842141980037,0.32150752993100534,0.3059022489793628,0.2784940175380428,0.24128044293571288,0.21777820057285716,0.20921321693251915,0.19158319464845383,0.18721025960970233,0.17389818806803015,0.15704349063389741,0.14253611785099968,0.13907588411497507,0.1351515258591605,0.12859333780024043,0.11052388962791111,0.09975840555671345,0.09899715298872612,0.09333032399536145,0.09128384566284979,0.08270364871845937,0.07944570356786522,0.0787171603700498],"twin_dists":[0.1349916359729937,0.15302985310398948,0.18339467923312106,0.19565274166805707,0.1998961749147641,0.20766591014451272,0.21900669431906142,0.22676235460567212,0.2297274742893234,0.23610261135525357,0.2377464436912904,0.24292329565417853,0.2499017671471846,0.25636051690675077,0.2579724220416565,0.2598371909088456,0.2630463562595746,0.2725832264784445,0.278852589571548,0.2793155610562754,0.2828528112060732,0.2841718744731116,0.2899717516130684,0.2923002117445939,0.2928313505319639],"n_dims_used":45,"mean_confidence":0.9239325629340278},"coverage":{"mean_confidence":0.9239325629340278,"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}}