{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870008431},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970003146","497:4970002381","497:4970003423","497:4970003341","497:4970003482","497:4970003301","491:4910002669","497:4970002310","497:4970002168","497:4970003189","497:4970003097","497:4970003002","486:4860000232","497:4970003141","497:4970003140","497:4970003190","497:4970003185","497:4970003375","665:6650001633","497:4970003045","497:4970003086","497:4970002536","497:4970003339","665:6650002640","497:4970003469"],"twin_admin_codes":[497,497,497,497,497,497,491,497,497,497,497,497,486,497,497,497,497,497,665,497,497,497,497,665,497],"twin_sims":[0.2086863667644804,0.20062182256319575,0.19506520059709587,0.16210970086098989,0.13412981706999383,0.13138028877985733,0.1312144201047861,0.12280747585616161,0.11878235911114932,0.1184035422329062,0.10639355629993222,0.10268984834130236,0.1026867185714005,0.10199899613372376,0.10172352252708446,0.09884040102797664,0.09776267366269009,0.09556896903494409,0.09280828831708102,0.09144004339544437,0.09129132560190865,0.08703597948305004,0.08142292080860518,0.0808724639113422,0.07971030111975022],"twin_dists":[0.22991253118683316,0.2327859255325895,0.23481231263300203,0.24774946570410986,0.26032933042231254,0.2616678729353474,0.2617492942636589,0.2659820232931655,0.2680870145509015,0.26828791459547446,0.2749299193080991,0.2770951863074514,0.2770970415845026,0.2775057870029481,0.2776701175487469,0.2794112391511208,0.28007230287084217,0.2814357726831734,0.2831871028182579,0.28407037736652707,0.2841670108864863,0.28698639603847803,0.29087817383130116,0.29127126384847263,0.29210827666303424],"n_dims_used":42,"mean_confidence":0.8998394920712426},"coverage":{"mean_confidence":0.8998394920712426,"n_dims_used":42,"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}}