{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001405},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001222","487:4870000760","487:4870001588","487:4870004283","487:4870000759","487:4870000604","466:4660013920","487:4870000761","487:4870001947","487:4870001692","487:4870010416","487:4870001862","487:4870002041","494:4940005286","487:4870001684","466:4660014334","487:4870001304","487:4870001861","487:4870003700","487:4870000682","487:4870001031","487:4870001590","487:4870002884","487:4870001680","490:4900002008"],"twin_admin_codes":[487,487,487,487,487,487,466,487,487,487,487,487,487,494,487,466,487,487,487,487,487,487,487,487,490],"twin_sims":[0.6562816408961257,0.5812029741340999,0.560450341597832,0.4939745255730007,0.49188636924291534,0.4472553088837814,0.4446123447667094,0.41996557408130536,0.4169341202553334,0.4131058389894995,0.3957713441322538,0.38250432694851666,0.3794458506664463,0.37010644584582575,0.3591538774158506,0.3565475824746694,0.34987284805779895,0.3477971649996044,0.32962042588754764,0.3252042477597881,0.3188283561536487,0.31516019130583395,0.3132385571294503,0.31178174924053226,0.30618096303467657],"twin_dists":[0.11919694101081614,0.1353009482974472,0.13976023273930252,0.15424708275223478,0.15470963208979335,0.16475393280029807,0.16535960337632005,0.17107803172367572,0.1717908176258037,0.17269414533329847,0.17683150931161248,0.1800545074962518,0.18080500698024288,0.18311516291069851,0.185861631750939,0.18652143027938214,0.18822263501721254,0.18875511615652998,0.19349237164473096,0.19466464360075333,0.1963728351133739,0.19736429145324175,0.19788629315526168,0.19828324292130547,0.19981931407264553],"n_dims_used":43,"mean_confidence":0.906375530154206},"coverage":{"mean_confidence":0.906375530154206,"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}}