{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005014},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004326","480:4800004084","480:4800004585","480:4800004582","480:4800003928","480:4800003929","480:4800005829","480:4800004012","493:4930002380","480:4800005689","480:4800003927","480:4800004008","480:4800004241","480:4800003854","480:4800004263","480:4800004427","480:4800004343","480:4800004164","493:4930001169","480:4800005619","480:4800004005","480:4800004760","493:4930002719","480:4800004844","480:4800005612"],"twin_admin_codes":[480,480,480,480,480,480,480,480,493,480,480,480,480,480,480,480,480,480,493,480,480,480,493,480,480],"twin_sims":[0.5478649124651133,0.5189068176262519,0.5126632093561803,0.4835670389439166,0.4736658751021646,0.465235914524044,0.448063488577576,0.39554388356765846,0.3815948529484579,0.37226495204244014,0.36656470940517477,0.3583365639605859,0.35699328903136274,0.3530424866793952,0.3380804779045846,0.3158180227643698,0.3142086612322775,0.2946957690849375,0.29048970302289673,0.28727181080687547,0.28045120512677396,0.278802186880991,0.2774948406813264,0.27606418378960046,0.2751984466773381],"twin_dists":[0.14247492098972603,0.14876508328756163,0.15013133026811076,0.15655832863769076,0.1587715592068875,0.16066798586777023,0.16456899909983266,0.17688633793121697,0.18027737448909592,0.18257872028441502,0.18399875689946993,0.18606827408580223,0.1864084218706867,0.18741269860774568,0.19127044920582728,0.19718601017674806,0.19762254284314995,0.20302101371258674,0.20421185775894482,0.20512987119782497,0.2070963055585516,0.20757606185157704,0.20795764228511338,0.20837647269563225,0.2086305653662299],"n_dims_used":43,"mean_confidence":0.9201519988303961},"coverage":{"mean_confidence":0.9201519988303961,"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}}