{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700008472},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002798","500:5000000987","481:4810004214","470:4700008677","490:4900001490","485:4850005002","470:4700003451","490:4900002801","496:4960004714","489:4890002800","470:4700002131","496:4960004712","488:4880005447","481:4810004395","496:4960005311","469:4690000030","470:4700008665","470:4700006983","485:4850008695","493:4930004582","470:4700004066","493:4930006153","470:4700008809","488:4880000669","485:4850007106"],"twin_admin_codes":[489,500,481,470,490,485,470,490,496,489,470,496,488,481,496,469,470,470,485,493,470,493,470,488,485],"twin_sims":[0.1022953212698771,0.08348339428980199,0.07978131459814866,0.07837877239393584,0.0773056446528127,0.07275255546574284,0.07083577078408052,0.0687226918280708,0.06346809556527339,0.06304861509118928,0.059480891812348495,0.05329072579553707,0.051542518544656066,0.046034114000976484,0.043199119889874724,0.04288080381610364,0.041563848823935795,0.039525765471515456,0.03887633754882944,0.03645727178487381,0.03514270902016949,0.03316436089901222,0.03278833960840202,0.03129461849956148,0.0304497539201445],"twin_dists":[0.2773294042181337,0.2894253772815513,0.29205685157873107,0.29307939347469913,0.29387174680621836,0.2973355059500685,0.29884631282334156,0.300550768841636,0.3049821284991323,0.3053486570893736,0.3085496484654324,0.31449975088622106,0.31628361432854235,0.3222548280699036,0.3255648074647768,0.3259477587774249,0.3275580048699386,0.33013688642241085,0.3309822453371484,0.33424022980051077,0.3360883795337077,0.3389838290028814,0.33955074701975535,0.34185911429352683,0.3432068109346961],"n_dims_used":43,"mean_confidence":0.9090953205907067},"coverage":{"mean_confidence":0.9090953205907067,"n_dims_used":43,"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}}