{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730004318},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730004419","500:5000001609","500:5000004281","470:4700005005","500:5000001478","500:5000001851","489:4890002258","489:4890003519","489:4890003161","500:5000003290","467:4670003357","485:4850000583","489:4890001834","473:4730001558","489:4890003385","470:4700006417","467:4670001341","489:4890002116","500:5000010850","489:4890003404","470:4700008111","467:4670003865","500:5000005972","499:4990002485","489:4890002008"],"twin_admin_codes":[473,500,500,470,500,500,489,489,489,500,467,485,489,473,489,470,467,489,500,489,470,467,500,499,489],"twin_sims":[0.3587479393201698,0.27384146290862355,0.24957077098689157,0.2481751457734151,0.23105564558590222,0.22776523187682313,0.2251272585164935,0.22129036601694899,0.20104430870790524,0.20091904481925218,0.19394972282473147,0.18541365126265547,0.18316450593712702,0.16902626660358647,0.16110023601551168,0.15820825461905907,0.15514112556464316,0.14892252005388182,0.14706723301115443,0.14181306367138125,0.14148295457636653,0.13976173727241326,0.139434001170739,0.13809759717936937,0.13591939184339968],"twin_dists":[0.1859642354192553,0.20902982556243685,0.21638919542776794,0.21682587850580298,0.22231665027252387,0.22340222927290077,0.22428007450250156,0.22556918358618566,0.23263344631819088,0.23267863220399745,0.23522390963745313,0.2384296096081164,0.23929144953730547,0.24488840406797244,0.24817437927331398,0.24940250940532616,0.250723031675125,0.25346024294782943,0.25429314699970845,0.25669491453494325,0.2568480050040501,0.257650570156215,0.25780422024002625,0.25843356204463347,0.25946915709950497],"n_dims_used":45,"mean_confidence":0.9064754909939237},"coverage":{"mean_confidence":0.9064754909939237,"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}}