{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003401},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003683","487:4870003829","487:4870003682","487:4870003540","466:4660013353","487:4870003409","487:4870003264","487:4870003262","466:4660013653","487:4870003826","487:4870005272","490:4900000028","487:4870005567","487:4870003004","466:4660013582","466:4660013652","487:4870004114","487:4870003688","487:4870004984","466:4660013350","490:4900001728","487:4870001872","466:4660013023","487:4870004125","496:4960008863"],"twin_admin_codes":[487,487,487,487,466,487,487,487,466,487,487,490,487,487,466,466,487,487,487,466,490,487,466,487,496],"twin_sims":[0.7346034987468779,0.7331523943912683,0.7232993161794415,0.6959881913409912,0.5546016285778014,0.520766075077952,0.49546891547457356,0.4848918020764032,0.47667621684183853,0.4711614738015048,0.4496490006471169,0.4477835489697742,0.4476701291445427,0.4450806426105423,0.4332671326388824,0.42185025675791893,0.4190470770005701,0.4132867570986412,0.4114052589847267,0.40752643003339056,0.40552153653963857,0.40363333319981315,0.40224834330531856,0.40130539603611554,0.4004839383034727],"twin_dists":[0.10200305899773385,0.10232950777589452,0.10453599831355392,0.11057233247708949,0.14102063553169247,0.14835900188638174,0.15391640895872877,0.1562632972304371,0.15809708444042675,0.15933375713168663,0.16420655511062485,0.16463304268938503,0.16465899477741733,0.1652521867823801,0.16797554756426739,0.17063598643728398,0.1712937659962983,0.17265137432515565,0.17309658012652201,0.17401722469863598,0.17449460684843537,0.17494516748318334,0.17527625341599756,0.1755019618302377,0.17569878551201007],"n_dims_used":43,"mean_confidence":0.9122407602709394},"coverage":{"mean_confidence":0.9122407602709394,"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}}