{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000698},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000891","480:4800000405","466:4660011936","480:4800000415","480:4800000537","480:4800000315","480:4800000658","480:4800000724","480:4800000751","480:4800000639","480:4800001034","480:4800000541","480:4800000645","480:4800001081","480:4800001208","480:4800000413","480:4800001083","480:4800000544","480:4800000337","480:4800000320","480:4800000798","480:4800000385","480:4800000447","480:4800000800","480:4800000397"],"twin_admin_codes":[480,480,466,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.288667197899805,0.2674091155499768,0.2653266542533277,0.24715064913734586,0.22042798873722633,0.2189375026638445,0.21484956835857363,0.20583253409830654,0.2008820177060252,0.19697244749348564,0.1922598866164772,0.19201518497463113,0.18889473691243402,0.186344254421852,0.18181092894392512,0.1767634828528745,0.1749178886011388,0.16847677591668497,0.16348580326147577,0.16301290794902398,0.1611935365641348,0.15932992088735326,0.15908345280441438,0.15866486392884835,0.15753161346515984],"twin_dists":[0.20473103897391756,0.21093916009320343,0.21156339153569625,0.2171474406121187,0.22586097299755362,0.22636709336681235,0.227767207819873,0.23092051856565787,0.23269199254342907,0.23411233011221538,0.23585058468197684,0.23594164970992826,0.23711008169203998,0.23807516723005243,0.2398137232222589,0.2417858854640557,0.24251699337703195,0.2451125824636289,0.24717330293841575,0.24737090269592157,0.24813502540080848,0.24892425057743853,0.24902912956165096,0.24920752210048663,0.2496922133147688],"n_dims_used":43,"mean_confidence":0.9169728478720022},"coverage":{"mean_confidence":0.9169728478720022,"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}}