{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010380},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008751","490:4900009082","490:4900010014","490:4900007860","490:4900008401","490:4900009289","490:4900009176","490:4900009692","490:4900010558","490:4900010103","490:4900009070","490:4900010387","490:4900001810","490:4900008622","490:4900009804","490:4900009301","490:4900007959","490:4900008960","490:4900012078","490:4900010898","490:4900009396","490:4900008303","466:4660004376","490:4900010000","490:4900009488"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490],"twin_sims":[0.6457504953687798,0.619639347679952,0.4439084442102239,0.4281346813719643,0.397222213284081,0.35629198503360265,0.34545100581037463,0.2830122074871363,0.2770751595394653,0.2692006907144771,0.2524052602216906,0.2448946891281168,0.24213970311300576,0.23961508538633713,0.20893514732565863,0.2016141953285587,0.19368483916798046,0.1925034333003401,0.1921488591561853,0.18751916817262285,0.18735805008924764,0.18283056549133453,0.18063144337371362,0.17911394899298252,0.17294039799670005],"twin_dists":[0.12146453082051553,0.12706712592720715,0.16552114334421514,0.16916793422173196,0.1764821226171306,0.18658626956093158,0.18935900247629908,0.20635460094025573,0.2080803686406142,0.21040453513900007,0.21550708151785486,0.21785855874901333,0.21873273100127177,0.21953947791703052,0.22982510706993356,0.23242811787659884,0.2353218898824809,0.23576002962090234,0.23589189322310672,0.2376294445217172,0.23769045114051826,0.23942004561825414,0.24027106927514857,0.2408625987131359,0.24330648211766717],"n_dims_used":45,"mean_confidence":0.9091545952690973},"coverage":{"mean_confidence":0.9091545952690973,"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}}