{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002283},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002367","487:4870002285","487:4870002284","487:4870002366","496:4960007005","494:4940008287","490:4900002767","494:4940008186","490:4900003328","494:4940004784","494:4940004776","494:4940004662","490:4900001165","487:4870001100","494:4940007983","466:4660013331","487:4870002365","496:4960008133","494:4940005030","490:4900001597","466:4660013006","487:4870000533","494:4940004527","487:4870001301","490:4900002150"],"twin_admin_codes":[487,487,487,487,496,494,490,494,490,494,494,494,490,487,494,466,487,496,494,490,466,487,494,487,490],"twin_sims":[0.806725637808183,0.7213373435544893,0.7167423039565449,0.6391009189039394,0.40430904164754816,0.38825083427485746,0.358619526873574,0.3510675004830028,0.34964137883609087,0.3388161936734447,0.3358403241185527,0.3289278877419676,0.3269261703419788,0.3266808044811883,0.3190940395226581,0.31729842045549983,0.30552447948136685,0.30315690977688026,0.302538246069884,0.29457928850673326,0.2925928679416698,0.2820844635313792,0.2815656975402094,0.28028373897997133,0.27602132458517525],"twin_dists":[0.08511915766154604,0.10497335809091095,0.1059952328634509,0.12289351033717646,0.17478382263118136,0.17865213354325013,0.18599670493375903,0.18791691800338223,0.18828193221225845,0.19107865500854285,0.19185582709742557,0.19367563027837856,0.19420652057939575,0.19427171920867564,0.19630127484492563,0.1967855693148637,0.20000041685954997,0.20065543169734903,0.2008270808802457,0.20305385627501593,0.20361512912853968,0.2066228184662736,0.20677303009563824,0.20714494893968657,0.2083890403337786],"n_dims_used":43,"mean_confidence":0.9134462933207668},"coverage":{"mean_confidence":0.9134462933207668,"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}}