{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003613},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000546","493:4930005820","494:4940000545","466:4660013936","493:4930000727","480:4800005041","480:4800004877","480:4800005479","493:4930001058","480:4800004705","490:4900001900","487:4870005409","480:4800003736","480:4800005480","480:4800003818","480:4800005471","480:4800005560","494:4940001067","494:4940000937","480:4800005049","480:4800005136","466:4660000509","490:4900000209","480:4800004869","496:4960003964"],"twin_admin_codes":[493,493,494,466,493,480,480,480,493,480,490,487,480,480,480,480,480,494,494,480,480,466,490,480,496],"twin_sims":[0.1526871130132303,0.14519583527881733,0.12345055773245048,0.10911675070817334,0.1083110409410082,0.10771187253584119,0.10463240009896464,0.10439976794963739,0.09884884946659529,0.09832015533267142,0.09167300893134037,0.08569722768785851,0.08451874672818968,0.08007604641184214,0.07965525285705358,0.07926966495358752,0.07754906897907453,0.07612960727844484,0.07439910993967833,0.07170075961033041,0.07019874055670532,0.06865944415351476,0.06844486132820578,0.06750476248175119,0.06628765477399497],"twin_dists":[0.25179340415785206,0.25514118939702374,0.26565060772595644,0.27337495906046355,0.2738318596774325,0.27417334590957965,0.2759520847185823,0.2760881019018882,0.2794060793706426,0.2797296412383363,0.28391925112275135,0.28789601935582554,0.28870616033021396,0.2918438103856834,0.29214816568165364,0.292428191899225,0.2936912401760408,0.29475031530122336,0.2960632041735949,0.29816048033131853,0.2993557578972927,0.3006024386491352,0.30077802978377144,0.30155262560317275,0.3025686240976127],"n_dims_used":43,"mean_confidence":0.9206867661587027},"coverage":{"mean_confidence":0.9206867661587027,"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}}