{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001221},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001307","494:4940004959","480:4800004590","493:4930000427","493:4930002220","469:4690002344","490:4900004316","487:4870010453","469:4690003492","490:4900001445","469:4690004264","494:4940006584","480:4800004956","466:4660005229","480:4800004778","490:4900002353","469:4690003443","480:4800004772","480:4800002725","478:4780008286","470:4700006263","494:4940008216","487:4870003827","490:4900001437","490:4900002759"],"twin_admin_codes":[490,494,480,493,493,469,490,487,469,490,469,494,480,466,480,490,469,480,480,478,470,494,487,490,490],"twin_sims":[0.038284546522372405,0.03591412133544612,0.025917886562259476,0.025088789144547114,0.02457413019957574,0.023331516687158133,0.021050295258880927,0.018860648556461336,0.018246613419447274,0.016579625203020438,0.015354537819978498,0.015351140246596914,0.014987659194346683,0.01385421410517604,0.013586302345091526,0.012686476764020821,0.012295562517926694,0.011294117342947649,0.011203170790433068,0.011025158599601598,0.010982419908632775,0.01038850798419352,0.010314886426120396,0.010243750195384121,0.009957486494878938],"twin_dists":[0.33176304699770137,0.33499686935371137,0.35103716276696173,0.3525959190951747,0.3535860528921502,0.3560527573374684,0.36089410231969965,0.36599163355410735,0.36751385652927454,0.3718849180806307,0.3753504903339147,0.37536043488315113,0.37643569061563936,0.37994296031679764,0.3808088807109799,0.38383211860155325,0.3852050518200769,0.38890733727149507,0.3892578423591445,0.3899512775259837,0.3901192442760601,0.39251564249831555,0.3928211465823188,0.39311818794692216,0.3943324201785038],"n_dims_used":45,"mean_confidence":0.9113755967881945},"coverage":{"mean_confidence":0.9113755967881945,"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}}