{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000959},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000507","490:4900000038","490:4900000826","490:4900000552","494:4940008539","496:4960008259","494:4940008839","494:4940008613","496:4960007910","490:4900000022","490:4900002196","490:4900000789","490:4900000714","494:4940008538","487:4870005705","496:4960008283","496:4960005966","490:4900001889","490:4900002186","490:4900001052","490:4900001873","496:4960008480","490:4900003907","490:4900000194","487:4870004406"],"twin_admin_codes":[490,490,490,490,494,496,494,494,496,490,490,490,490,494,487,496,496,490,490,490,490,496,490,490,487],"twin_sims":[0.5212088127799608,0.511843913325102,0.44932941564914297,0.42514361422053165,0.3927179206216332,0.34821597459899856,0.34731863813418357,0.32042931945902664,0.2925292874220412,0.2843170376346877,0.27447539067745236,0.27317593477723173,0.2651450289476474,0.26478913958965566,0.2619322373931017,0.26157707854079937,0.25842878015936177,0.24768260683948812,0.24044172887188656,0.23552916696846868,0.23401356603522552,0.2328184968101117,0.23031780387094208,0.2274814947190369,0.227009618685459],"twin_dists":[0.1482623535130601,0.15031091633713875,0.16427957274988672,0.16986552762119417,0.1775687462528128,0.18864754348146834,0.1888781109464682,0.19594213087824347,0.20363313134492447,0.20597826186719256,0.2088431567495169,0.20922608524366504,0.21161797930050055,0.21172501002273508,0.2125874732000846,0.21269510197344432,0.21365321355081726,0.21698036676686341,0.21927471750191405,0.22085694210843176,0.22134942816356057,0.22173923583284297,0.22255918829965288,0.22349632462524022,0.22365298450895538],"n_dims_used":45,"mean_confidence":0.917406972249349},"coverage":{"mean_confidence":0.917406972249349,"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}}