{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000970},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001287","488:4880000876","488:4880000709","496:4960000967","470:4700000887","499:4990001193","470:4700002519","496:4960001033","470:4700001880","499:4990000398","470:4700004590","470:4700002024","470:4700002041","499:4990001408","485:4850000799","470:4700002351","488:4880000419","470:4700005559","470:4700002039","470:4700006272","470:4700002203","470:4700005706","496:4960000708","499:4990001773","470:4700004312"],"twin_admin_codes":[470,488,488,496,470,499,470,496,470,499,470,470,470,499,485,470,488,470,470,470,470,470,496,499,470],"twin_sims":[0.6074862567027652,0.6024029548357752,0.4960592210647514,0.4733362505303996,0.46801002713494944,0.4652617827839228,0.4600749341852848,0.44497802980392603,0.44129013079595614,0.39077619207433073,0.3871407422373308,0.3831148788333903,0.38231594293654714,0.3808599818638798,0.3803943491113305,0.3786191091156471,0.3710467997775099,0.362113367222023,0.3606486670297332,0.3592967645341951,0.35001594659169477,0.3498512511747105,0.34646435819570826,0.3423836260399795,0.3414887615398354],"twin_dists":[0.12966986817837453,0.1307583532833302,0.15378586737443553,0.15884549802568435,0.16004263523090612,0.16066214861983125,0.1618348577888302,0.16527572006348007,0.16612289553386406,0.17803895444773396,0.17892226767986175,0.17990503412060793,0.1801006501646766,0.18045764162299052,0.18057195016407737,0.1810083768312972,0.1828812714359874,0.18511538275865072,0.18548432349852698,0.18582553016597747,0.18818598668032535,0.18822816678196608,0.18909790716359698,0.19015181392864733,0.19038381757685754],"n_dims_used":45,"mean_confidence":0.924082777235243},"coverage":{"mean_confidence":0.924082777235243,"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}}