{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001068},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006898","466:4660014134","466:4660012737","472:4720004156","496:4960006772","494:4940004881","490:4900010119","494:4940000947","487:4870004701","496:4960003558","494:4940007799","496:4960005003","494:4940008308","493:4930005900","494:4940008994","479:4790000374","487:4870002209","470:4700000797","469:4690000416","487:4870010292","478:4780005742","469:4690000529","487:4870006475","466:4660011675","490:4900006025"],"twin_admin_codes":[490,466,466,472,496,494,490,494,487,496,494,496,494,493,494,479,487,470,469,487,478,469,487,466,490],"twin_sims":[0.12230151134270213,0.014956688475291711,0.010133655394987343,0.008483858382499723,0.0048537603943947915,0.0032886804621414536,0.0028693363166006967,0.00133001184266193,0.001220113419301256,0.0011242946030011426,0.0010941361543944852,0.0010529935155800434,0.0010408609767768838,0.0010310920621764302,0.0009489105299145115,0.0009157522278927172,0.0007876920627497508,0.0007008899174435016,0.0006921071262626989,0.0006708466914474915,0.0006644322283703016,0.0006417972021541692,0.0006369897037361948,0.0006098387772566488,0.0005908314040525112],"twin_dists":[0.2662437049363315,0.3765283672011236,0.3935815503818195,0.4011246628360157,0.4239562232162613,0.4391704922020264,0.44437859299034765,0.472663469495887,0.4757312027990866,0.47862226893795745,0.47957955242371225,0.4809257071116905,0.4813319879521423,0.48166232218757526,0.4845622531354421,0.48579880430860434,0.4910012588280897,0.4949959450372624,0.4954254575141395,0.49648656837104943,0.4968128699319172,0.49798824488791593,0.49824285204344737,0.4997153067709629,0.5007829496500628],"n_dims_used":45,"mean_confidence":0.9140391031901042},"coverage":{"mean_confidence":0.9140391031901042,"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}}