{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000866},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000867","494:4940007541","490:4900012869","490:4900012679","494:4940007967","494:4940005194","490:4900002708","490:4900003413","490:4900003690","490:4900000865","490:4900002585","494:4940004937","490:4900003517","490:4900001113","490:4900013011","494:4940007848","469:4690003416","494:4940001037","490:4900003835","490:4900003836","490:4900003696","469:4690002727","487:4870003775","490:4900002070","490:4900007488"],"twin_admin_codes":[490,494,490,490,494,494,490,490,490,490,490,494,490,490,490,494,469,494,490,490,490,469,487,490,490],"twin_sims":[0.5845869080139904,0.04509392601299391,0.021384240536888328,0.01764453176737906,0.012413946471026144,0.011970722231668429,0.011226984039784386,0.010237629941600901,0.007771630608671043,0.006737098076069574,0.006018226828586588,0.005266804422644418,0.004677453812391624,0.004612612395405386,0.004506406628583901,0.004361198440919192,0.0041990648891158085,0.004030869014762056,0.003825962668829021,0.0035584280688534626,0.003514821892475491,0.0033336353713034578,0.003234280061497453,0.003125902881788906,0.0027433189136045963],"twin_dists":[0.13457526708598017,0.32333310511095964,0.3601577154696557,0.36905061542778556,0.38478524017681603,0.38637567966096575,0.3891658232119539,0.3931438298711642,0.40479505869644605,0.4107043645679329,0.4153126432018162,0.4206943769616874,0.4254257397831469,0.4259788509624005,0.42690023319736636,0.42819239858560026,0.42968217673038694,0.4312839501603691,0.43331957215992384,0.4361322344012941,0.43660883740189044,0.4386487253251226,0.439810662524196,0.44111586614953074,0.44608008168353347],"n_dims_used":45,"mean_confidence":0.908591800265842},"coverage":{"mean_confidence":0.908591800265842,"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}}