{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001547},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001642","487:4870001168","487:4870001153","487:4870001646","487:4870001079","487:4870001262","487:4870001357","487:4870001643","487:4870001822","487:4870000180","487:4870002986","487:4870003079","487:4870001641","487:4870000713","466:4660013089","487:4870000213","487:4870002429","487:4870002273","487:4870002977","487:4870002348","487:4870002256","487:4870002095","487:4870002729","487:4870000445","487:4870002848"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,466,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.5111818437794058,0.4763892113054903,0.2875427267448812,0.28210676799542905,0.2710664637714137,0.2665570094545709,0.22472822803206477,0.22236908714408182,0.20753534446052757,0.20623442590266328,0.18860699196293237,0.18056939917225318,0.17776476449881,0.17483228183427163,0.1646394319684941,0.15912407381400254,0.15909304489292325,0.15188146644132278,0.15018674662739198,0.1451052084413301,0.14213163723035752,0.1398736147894549,0.13986391498862266,0.13920184589063406,0.1390316908547096],"twin_dists":[0.1504560922585011,0.1581613285283455,0.20505234692548288,0.20661636383184406,0.20985010459861847,0.21119421772632,0.22441345460442527,0.22520526126215448,0.23031793929552033,0.23077799367964075,0.23721850364711464,0.2402951853632148,0.2413915120412912,0.2425510385228817,0.24669298753803476,0.24901183606219102,0.24902504565149783,0.2521475551835039,0.2528970616334351,0.25518246279530155,0.2565474249514835,0.2575981809879876,0.2576027219006574,0.2579132230114845,0.2579932013048358],"n_dims_used":43,"mean_confidence":0.9083849884742914},"coverage":{"mean_confidence":0.9083849884742914,"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}}