{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012392},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012464","490:4900012320","490:4900012322","490:4900012319","490:4900012678","490:4900012390","490:4900012254","490:4900012604","490:4900012674","490:4900012804","490:4900012321","490:4900012879","490:4900012806","490:4900012530","490:4900000380","490:4900012805","490:4900012742","494:4940007952","477:4770001222","494:4940007953","490:4900012807","490:4900013187","469:4690000256","494:4940007746","490:4900012985"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,477,494,490,490,469,494,490],"twin_sims":[0.4435384708034929,0.4302932817345864,0.33439204058554406,0.19234510563098556,0.1752019479551694,0.17178341850157663,0.14595160875643698,0.13374419926824732,0.0972472629392844,0.0945286034765859,0.08486354845340535,0.08214678317310047,0.08197426379690714,0.06464231287085209,0.051060879290419935,0.05075082228090427,0.05023819817598973,0.0501138608978104,0.045002979538183725,0.03907873984621889,0.03818949035266965,0.03623169895486123,0.03507823107266405,0.03349643992701635,0.03135836041057253],"twin_dists":[0.16560608895319867,0.16866573728955897,0.19223540608420153,0.23581888962689693,0.2424041102394713,0.24377138826481873,0.25479773493662783,0.2605158076716096,0.2803904724333256,0.2820910224026252,0.28846820103763865,0.2903644778446753,0.290486578124899,0.3039665740876368,0.3167839033526179,0.31710804709912793,0.31764759462857817,0.31777915269510526,0.32343840621968717,0.33071750585269205,0.3318894139444613,0.3345532953552139,0.3361805325048685,0.33848770396214733,0.3417587040976648],"n_dims_used":45,"mean_confidence":0.9098074171278212},"coverage":{"mean_confidence":0.9098074171278212,"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}}