{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003254},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004107","487:4870003676","487:4870003818","490:4900000498","487:4870002993","487:4870002287","487:4870002865","490:4900000334","487:4870003120","490:4900000279","490:4900000562","487:4870002747","490:4900000492","490:4900001846","487:4870003251","490:4900000233","487:4870002642","490:4900000669","490:4900000199","487:4870002454","490:4900000772","487:4870002548","487:4870002871","487:4870002628","490:4900000403"],"twin_admin_codes":[487,487,487,490,487,487,487,490,487,490,490,487,490,490,487,490,487,490,490,487,490,487,487,487,490],"twin_sims":[0.478731468560996,0.4565662627652646,0.43253005942110656,0.3792745530561311,0.3768593117892603,0.36101226250294544,0.35009190571427934,0.34841148646759174,0.3418253022574395,0.3412393619653954,0.30724488472478056,0.3001727014409314,0.29552110430500766,0.28886133141034787,0.27514745725033735,0.2748016593532713,0.2728974289176521,0.270647538524125,0.2681116322420172,0.2622758586227183,0.2592883150880426,0.2585473826958333,0.2578168238497966,0.25747659939770867,0.2565388901456077],"twin_dists":[0.15763739700937146,0.16263080522495396,0.1681464331110901,0.1808471267705298,0.1814419880573744,0.18539266703333426,0.18816653631135138,0.18859734889707597,0.19029652757125098,0.19044853508429196,0.1995262876355075,0.20148529710739843,0.20278852360719896,0.20467564279122885,0.20864554594372137,0.20874718548539148,0.20930830192057906,0.2099743860949982,0.21072925778976434,0.21248342786008828,0.21339090867843147,0.21361698686996083,0.21384030003254487,0.2139444342332789,0.21423189428948014],"n_dims_used":43,"mean_confidence":0.9129384950149891},"coverage":{"mean_confidence":0.9129384950149891,"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}}