{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003802},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003801","480:4800004782","480:4800005050","488:4880000696","472:4720006825","481:4810003260","490:4900000197","467:4670003597","480:4800004791","466:4660005575","480:4800004272","469:4690000764","468:4680005878","468:4680004601","466:4660005696","480:4800005143","500:5000001119","490:4900005779","469:4690000989","490:4900005126","493:4930003013","480:4800005562","480:4800003973","466:4660000350","490:4900003903"],"twin_admin_codes":[480,480,480,488,472,481,490,467,480,466,480,469,468,468,466,480,500,490,469,490,493,480,480,466,490],"twin_sims":[0.08400068122738018,0.04768584969860171,0.04169405516737158,0.03587301000823758,0.035546280092839305,0.0351004573543124,0.032142090144183094,0.025730806736483883,0.023504261362738962,0.0194943741442458,0.017549818707223712,0.017531409562322128,0.016084443406597156,0.014942458030914969,0.013516973044272792,0.012555812196898311,0.011674955411686982,0.011272875146023357,0.011028918866061615,0.010547995450438405,0.010487585385015685,0.010210451976717464,0.010122001624960684,0.010032292132528937,0.009743167077080865],"twin_dists":[0.28906515481090583,0.32040436520585314,0.3273969019889484,0.33505453464736634,0.33551483400996235,0.3361487500647667,0.3405381813873687,0.35138508240623717,0.3557031298930006,0.3644653628994156,0.3692965304423727,0.3693444632802431,0.37325768231497963,0.37657100699538315,0.38103541682801145,0.3842868052460535,0.3874663053752808,0.38898897893463846,0.38993652707550375,0.39186038171007703,0.3921075344251509,0.3932578621640405,0.3936308604846255,0.3940121474378265,0.3952620319523288],"n_dims_used":43,"mean_confidence":0.902853766153025},"coverage":{"mean_confidence":0.902853766153025,"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}}