{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004714},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004992","487:4870004711","469:4690002237","487:4870007203","487:4870004705","487:4870005432","487:4870004863","487:4870008060","487:4870004861","490:4900001480","487:4870007204","490:4900001348","487:4870004848","487:4870007481","496:4960011052","487:4870004123","469:4690001930","466:4660012660","487:4870006015","466:4660011394","487:4870002899","487:4870003407","487:4870004264","487:4870004706","496:4960011901"],"twin_admin_codes":[487,487,469,487,487,487,487,487,487,490,487,490,487,487,496,487,469,466,487,466,487,487,487,487,496],"twin_sims":[0.616534281913933,0.5269888207194012,0.48024656161463153,0.4767927207243687,0.475615463850866,0.44586733953917546,0.4404089049553617,0.4351769070724357,0.40305637279700074,0.3961305181446424,0.39376081383774486,0.3888993312627279,0.38820912003445285,0.38642506051148684,0.38148673941432926,0.38134820844031975,0.379522412900918,0.3719404985924446,0.3695619215218054,0.3647568426420397,0.36031718829759035,0.3600563041000941,0.35585650657470463,0.35457475777498315,0.3530536758574719],"twin_dists":[0.12773224831773491,0.14700230904471898,0.15729893031832737,0.15807100948982683,0.15833458913024845,0.16507183404174572,0.16632573391659128,0.16753332121553705,0.17508302937063946,0.1767449611396777,0.1773166463533189,0.17849449433322762,0.17866227785130157,0.17909661871723076,0.1803038847268344,0.18033785882997289,0.18078618432764818,0.18265925652123768,0.1832507358330685,0.18445143327660257,0.18556792491166543,0.18563374945060263,0.18669679584481383,0.18702251512722373,0.1874098461690902],"n_dims_used":43,"mean_confidence":0.9095576973848565},"coverage":{"mean_confidence":0.9095576973848565,"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}}