{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004115},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003558","494:4940009000","490:4900009792","490:4900001523","490:4900001956","490:4900002551","494:4940008978","490:4900004254","490:4900009912","490:4900003828","490:4900002405","490:4900004116","490:4900003688","490:4900001521","490:4900003682","490:4900001654","490:4900008734","490:4900011130","490:4900010205","490:4900004241","490:4900009803","490:4900002101","494:4940008938","490:4900003976","490:4900001795"],"twin_admin_codes":[490,494,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490],"twin_sims":[0.41720723602029275,0.3341708500737061,0.3341390788822001,0.3266269129128168,0.3122362422342123,0.29227571671111874,0.28905032871560266,0.27069850114843685,0.2686739594999554,0.26465706462764393,0.2355940688831616,0.21717195327362884,0.21421369278662242,0.1970271817073651,0.19384003129011948,0.18711223130890256,0.16135893378872826,0.15510402197863427,0.15361776808309177,0.14626723546194884,0.13121514459946848,0.12368307421896939,0.12099760321380044,0.12014719889181118,0.11916015096265312],"twin_dists":[0.17172650945346868,0.19229345618565977,0.19230179605706554,0.19428604290581558,0.19815928976220726,0.20370495056834795,0.20462173359045938,0.20995926080078606,0.21056148782669692,0.21176475327753608,0.22083589897974587,0.2269696162366297,0.22798660371820587,0.2340923114503763,0.2352644731516591,0.2377836002329461,0.24806530200666527,0.25073912257793396,0.2513860041904793,0.2546546909051894,0.2617489384563165,0.2655311025821348,0.2669219024279466,0.2673672311393395,0.2678871458711536],"n_dims_used":45,"mean_confidence":0.9206316630045573},"coverage":{"mean_confidence":0.9206316630045573,"n_dims_used":45,"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}}