{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002727},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003276","496:4960002307","496:4960003412","496:4960003219","496:4960003622","496:4960001570","496:4960003635","496:4960003004","496:4960003002","496:4960001495","488:4880000064","496:4960002505","496:4960001111","496:4960001863","496:4960002241","496:4960003414","496:4960001382","496:4960002664","496:4960003752","472:4720006346","496:4960004620","496:4960003486","496:4960002445","488:4880001106","496:4960001448"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,488,496,496,496,496,496,496,496,496,472,496,496,496,488,496],"twin_sims":[0.8176267512729307,0.7524996368474964,0.7201742826771036,0.679957958330872,0.664362798998484,0.6560931491197569,0.6550528272775322,0.6537925432031,0.6226969576776813,0.6224220667543945,0.6123684205387002,0.5848405683025087,0.5777520447254516,0.5638282797840142,0.5416398493842022,0.5363789939780133,0.5328541684571202,0.5269778511224634,0.5264663164454665,0.5247797933465478,0.5166250588508091,0.5132123076282203,0.5097052371134129,0.5029519647172807,0.5015187635685139],"twin_dists":[0.08241645876548383,0.09794202951231366,0.10523232699456697,0.11407155154513916,0.117452342058561,0.11923758282406122,0.11946185378871504,0.11973345722676591,0.1264120234643318,0.1264709264993547,0.128624427387735,0.13452088205303067,0.13604133904092935,0.13903311568997836,0.14382143603906636,0.1449616056409902,0.14572675605368007,0.14700469748174827,0.14711608731620804,0.14748350817004,0.1492639173683346,0.1500110108089378,0.15078004974915316,0.15226481911615772,0.15258060895711464],"n_dims_used":45,"mean_confidence":0.9308744642469619},"coverage":{"mean_confidence":0.9308744642469619,"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}}