{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002482},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002103","480:4800002211","480:4800002055","480:4800002258","480:4800002255","480:4800002435","480:4800001999","480:4800001446","480:4800002256","480:4800002389","480:4800002536","480:4800002529","480:4800001614","480:4800002155","480:4800002483","480:4800002001","480:4800001668","480:4800001335","480:4800002070","480:4800002528","480:4800002309","480:4800002249","480:4800001451","480:4800001786","480:4800001782"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6445120941069362,0.6357766824239983,0.6302812682765984,0.5071160592270585,0.5065251533545903,0.47922017094203695,0.4412387467915285,0.4025380647538018,0.3816984026893863,0.3808180944805562,0.3802209018243671,0.3783967845700507,0.3656957192863653,0.36393160131452784,0.35161304034020835,0.3413171478404968,0.33358392169472934,0.32692609813784385,0.3219514903768299,0.31295117227135366,0.31284571649757487,0.30454570499717826,0.29052271360827603,0.29042093499872673,0.28597615687674205],"twin_dists":[0.12173080916525901,0.12360720738427255,0.12478621649131244,0.15134868508743782,0.15147856644643684,0.15752818514849196,0.16613471864476384,0.17520695225590513,0.1802519867142063,0.18046792182897478,0.18061454713004346,0.18106310309446927,0.18421620505518801,0.18465844325972403,0.1877774927008112,0.19042834746060464,0.19244759335488573,0.194206539761502,0.1955337415758669,0.19796451609238203,0.1979932302319498,0.20027084786407673,0.20420247188915808,0.20423141254899896,0.20550123799141407],"n_dims_used":43,"mean_confidence":0.9196177637854288},"coverage":{"mean_confidence":0.9196177637854288,"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}}