{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001036},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000784","490:4900001170","490:4900002475","490:4900000226","496:4960007783","490:4900001606","490:4900001032","494:4940008213","490:4900002312","490:4900000584","490:4900000801","490:4900000780","490:4900000779","494:4940005932","490:4900000687","487:4870002862","496:4960008766","494:4940008217","494:4940008218","496:4960008579","494:4940007718","494:4940008620","490:4900000135","496:4960009176","496:4960007789"],"twin_admin_codes":[490,490,490,490,496,490,490,494,490,490,490,490,490,494,490,487,496,494,494,496,494,494,490,496,496],"twin_sims":[0.5961142300801207,0.5071845801351751,0.47594696470443004,0.44170895435312474,0.43018832996984935,0.41592133340019566,0.40860979902379335,0.3923085726049797,0.39031968491161234,0.3875090504502535,0.38163383357860364,0.372209500429173,0.36395049041732547,0.358719812983422,0.3514343594902255,0.3476995869336025,0.3457981338602571,0.3454766801982134,0.34385144702391873,0.3413257415536943,0.33716993951113844,0.3346332207594463,0.33303678473439463,0.3305668611169673,0.32905202725811905],"twin_dists":[0.132105142750052,0.15133362674903503,0.15826034688419727,0.16602654701657255,0.16869013042172867,0.17202944752011345,0.17375969879435535,0.177667783481909,0.17814966039443214,0.17883260160536738,0.18026781703664038,0.18259248209416312,0.18465370232049083,0.1859713467477722,0.18782314627395374,0.18878018920933815,0.18926951762910618,0.189352382341623,0.18977196399753785,0.19042611730114312,0.19150812979888868,0.192172133599019,0.19259141369327476,0.1932422687907421,0.19364276502564548],"n_dims_used":45,"mean_confidence":0.9165565490722656},"coverage":{"mean_confidence":0.9165565490722656,"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}}