{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004481},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004392","480:4800004474","480:4800004822","480:4800004304","480:4800005583","480:4800004305","480:4800004730","480:4800004821","480:4800004820","480:4800004216","480:4800004299","480:4800005334","480:4800005166","480:4800004740","480:4800004817","480:4800004306","480:4800004387","480:4800004819","480:4800004906","480:4800004729","480:4800004217","480:4800004901","480:4800004570","480:4800004138","480:4800004391"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9311535460152793,0.9037880675141319,0.8844866494242888,0.8243067873740195,0.8097449114130797,0.8053694683518815,0.7589768119013746,0.7480349681524198,0.6744567301295343,0.6577353419310362,0.650202127347711,0.6264684694233211,0.6218799969262002,0.610598513566676,0.5846000451534974,0.5821321665430829,0.5660798937239369,0.5570489025456006,0.5523338191243816,0.541393865922723,0.5373233260280587,0.5353261190607704,0.5260402280803859,0.5207246425123809,0.5015730132943733],"twin_dists":[0.04905443436921374,0.05841764968114079,0.06434959347176168,0.08073399770289359,0.08437564825321116,0.08545191351864802,0.09645470537540611,0.09896155611445505,0.11526648025691823,0.11888342595698885,0.12050672883051938,0.1256037155192723,0.12658707592033258,0.12900343756984037,0.13457245042982297,0.1351016526942988,0.1385487560619045,0.14049301311320544,0.14150988142983822,0.14387470050701054,0.1447567855433719,0.14519005200183135,0.14720888891537245,0.14836804747782947,0.15256865113081583],"n_dims_used":43,"mean_confidence":0.9186507823855378},"coverage":{"mean_confidence":0.9186507823855378,"n_dims_used":43,"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}}