{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001129},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000935","487:4870001106","487:4870001586","487:4870001309","466:4660014092","487:4870001122","466:4660014410","487:4870001587","487:4870001034","487:4870001112","487:4870000938","466:4660014160","487:4870001589","487:4870001769","487:4870001575","487:4870001778","487:4870001391","487:4870002457","466:4660013961","466:4660014136","466:4660014137","487:4870001491","487:4870001494","487:4870001485","487:4870001308"],"twin_admin_codes":[487,487,487,487,466,487,466,487,487,487,487,466,487,487,487,487,487,487,466,466,466,487,487,487,487],"twin_sims":[0.634521199236729,0.6256383044251461,0.6132043389895985,0.5699390736838323,0.5299809572067475,0.5162221842020697,0.5112874429288602,0.5062554228443221,0.4675778310790171,0.4628972677497428,0.45133652945733216,0.4509443301481153,0.44886450379144927,0.4487410231591576,0.43748564047597344,0.431817938977941,0.4155063131252364,0.4134288550096453,0.4090310295982057,0.39873596882644163,0.39621425344185485,0.3921587498247237,0.3849830814025135,0.38359138165406914,0.38037322042899135],"twin_dists":[0.1238766499937782,0.12578166256712547,0.12844541568217144,0.13771911848177779,0.14635122605646927,0.1493520483336419,0.1504329337020166,0.15153786665524302,0.160139978559181,0.16119617603473563,0.16382131559657995,0.16391080132702937,0.16438582894151263,0.1644140575424342,0.16699974422199684,0.16831164513238764,0.17212730550676356,0.1726177865333289,0.17365965018960305,0.17611821514087544,0.17672478910055298,0.17770404347261454,0.1794483729070831,0.17978845745580446,0.180577138661233],"n_dims_used":43,"mean_confidence":0.9150720640670421},"coverage":{"mean_confidence":0.9150720640670421,"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}}