{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001583},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001582","487:4870001581","487:4870001677","487:4870001394","487:4870001500","487:4870000690","487:4870001503","487:4870001121","487:4870001678","487:4870000612","487:4870000609","487:4870003282","487:4870001945","469:4690002422","487:4870002645","487:4870001300","487:4870001575","487:4870002760","487:4870003007","487:4870002032","487:4870001107","487:4870002122","487:4870001487","487:4870001579","466:4660014159"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,469,487,487,487,487,487,487,487,487,487,487,466],"twin_sims":[0.7411345035038114,0.6433841052135353,0.606662856118353,0.5876190284025427,0.5866316155230621,0.5831733107514961,0.5579770946349584,0.5481148952938368,0.44129488210852724,0.4102178422334008,0.40623932060749396,0.4056034721403296,0.38474465605625907,0.38149343768691085,0.3797545826422875,0.37646487259883826,0.3634399456407717,0.35838179610705984,0.35755842158232004,0.351753587726656,0.3507887531959753,0.34681487900751734,0.3437876994405923,0.3280645687798465,0.31717269079494415],"twin_dists":[0.10052875170954814,0.12197328526110977,0.12984618050404056,0.13392527808953972,0.13413692414827832,0.13487837401068553,0.14029298768806145,0.14242090414263534,0.16612180231610485,0.1733780080125924,0.17432357602374185,0.17447507673186158,0.17950659435679217,0.1803022421558593,0.18072911715071674,0.18153931243153015,0.18478188675013169,0.18605683167908155,0.18626523746014645,0.1877415908620492,0.1879882019835466,0.1890076877018216,0.18978844296187775,0.19390437836093408,0.1968195375399917],"n_dims_used":43,"mean_confidence":0.912271543990734},"coverage":{"mean_confidence":0.912271543990734,"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}}