{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000556},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001135","489:4890000771","489:4890000830","489:4890000957","489:4890000772","489:4890000829","489:4890001006","489:4890000665","489:4890000778","489:4890000606","489:4890001198","489:4890001063","489:4890000605","489:4890001077","489:4890001134","489:4890001016","489:4890000552","489:4890001017","489:4890000551","489:4890000610","489:4890000723","489:4890000505","489:4890000714","489:4890000319","489:4890001197"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9285966844048459,0.9019504211790941,0.8997492082571046,0.8652468753048917,0.864447052985223,0.8579668642656295,0.8308712163610654,0.812405873041783,0.8051294325134041,0.8030301536147691,0.7943337559521042,0.7929725745873489,0.792412518623987,0.788040200657694,0.7879717605516519,0.7861933607798526,0.7809922904092983,0.7729975504961677,0.7668732232277022,0.7644631808093064,0.763661960360428,0.7622970730166542,0.7586261777805848,0.7509060802480474,0.7481976549873003],"twin_dists":[0.04999097411079167,0.05900240292633865,0.05969685067772551,0.06987691771250494,0.07009980031303392,0.07188756420884326,0.07905942771901872,0.08371722347299544,0.0855107331245494,0.08602418104263894,0.08813332057201478,0.08846095265333866,0.08859556733644061,0.0896427871652128,0.08965912798799341,0.09008319708116609,0.09131755886842745,0.0931987499943316,0.09462740712902451,0.09518682116399803,0.09537246080489449,0.09568831757414836,0.09653547879567548,0.09830644167181045,0.09892448413145348],"n_dims_used":45,"mean_confidence":0.9195880466037326},"coverage":{"mean_confidence":0.9195880466037326,"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}}