{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008580},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008465","490:4900008471","490:4900008576","490:4900008693","490:4900008353","490:4900008571","490:4900008806","490:4900007795","490:4900008025","490:4900008470","490:4900007912","490:4900008881","490:4900009226","490:4900008352","490:4900008802","490:4900007928","490:4900007913","490:4900008247","490:4900008696","490:4900008569","490:4900008677","490:4900008464","490:4900009040","490:4900008591","490:4900008882"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.15079861415586884,0.1507624492347021,0.11543427679675047,0.09928892360815715,0.09576933776783553,0.09113556306049495,0.051340436368866614,0.05073813561067504,0.04994889839665897,0.04055549978638475,0.03909473606257825,0.03336223704705694,0.024850877883991426,0.022809475008588754,0.022124278494905576,0.020097580086547103,0.018945867061396497,0.017798025344870818,0.015076327643884705,0.015005975446249441,0.011807729239730455,0.011101103345556076,0.00941318258581732,0.008991928311025717,0.00885919667872596],"twin_dists":[0.2526257430362486,0.25264175699029834,0.2698799310492561,0.2791377861589647,0.2813102207349996,0.2842683555468949,0.31649304600544326,0.31712134521702956,0.31795411556598935,0.3288202413428234,0.3306966325071655,0.33868769528442655,0.3530514235350183,0.357123161522149,0.3585608423629247,0.3630523165382647,0.36578380852692155,0.36865452645773533,0.37617128952472,0.3763809605420715,0.386973711217502,0.38965423120766074,0.39672964242628445,0.39867143682163864,0.39930012763752415],"n_dims_used":45,"mean_confidence":0.9003068712022569},"coverage":{"mean_confidence":0.9003068712022569,"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}}