{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002494},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002933","490:4900002342","490:4900001850","487:4870002033","490:4900004318","466:4660013840","490:4900001329","487:4870002897","487:4870005552","466:4660013783","490:4900001218","490:4900005007","490:4900004461","490:4900006051","490:4900005408","487:4870003007","490:4900001185","496:4960006238","466:4660000021","466:4660000537","490:4900001356","490:4900003090","487:4870002762","490:4900005786","490:4900001693"],"twin_admin_codes":[490,490,490,487,490,466,490,487,487,466,490,490,490,490,490,487,490,496,466,466,490,490,487,490,490],"twin_sims":[0.5386905912460431,0.4407714734617798,0.42835815379080483,0.3858021610728643,0.3700996614185753,0.3577126032974652,0.354787121230744,0.3469387963283465,0.3044267094760944,0.3017272638281425,0.2990083646991248,0.2854119688255607,0.27647876144705713,0.26085869862466865,0.26067546840231826,0.259326313734142,0.24388082599247893,0.24189412120833384,0.2387151674787863,0.23343833704696815,0.22610362927019836,0.22475557744955985,0.22377529147225694,0.2203604511380858,0.21882167707974065],"twin_dists":[0.14446035785836234,0.16624225966819803,0.16911589549638095,0.17924849121238193,0.18311685145283926,0.1862261935194927,0.18696850708211363,0.18897580452606572,0.20030376009092396,0.20105239875755143,0.2018103882787521,0.2056632640565913,0.20825496729539916,0.2129130832830307,0.21296874196758522,0.21337932525523792,0.2181795208678622,0.21881096705564665,0.21982838284833042,0.2215368928490627,0.22395437351688677,0.22440430775184228,0.22473262225023666,0.22588385689105778,0.2264065205563863],"n_dims_used":45,"mean_confidence":0.915142822265625},"coverage":{"mean_confidence":0.915142822265625,"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}}