{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004501},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004589","489:4890004590","489:4890004548","489:4890004547","489:4890004544","489:4890004452","489:4890004498","489:4890004248","489:4890004140","489:4890004500","489:4890004497","489:4890004510","489:4890004195","489:4890004673","489:4890004020","489:4890004402","489:4890004492","489:4890004198","489:4890004141","489:4890004255","489:4890003965","489:4890004464","489:4890004297","489:4890003641","489:4890004142"],"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":[0.985691076179611,0.9795402762912289,0.9744291504679459,0.9635230813498733,0.9569865808386391,0.9412631871583351,0.9198946227136382,0.8870482807465835,0.874448329367819,0.8714332374665009,0.8630719268345385,0.8549958068561584,0.8508248992416311,0.8422536474234406,0.8389271836455582,0.8362615736291292,0.829887642723786,0.8268993287318562,0.8153748200100516,0.8151967160945177,0.8088909171295103,0.805780713326093,0.8053527596741209,0.8029397850667508,0.8027034650300247],"twin_dists":[0.022049829934069107,0.026407621428467275,0.029560908996498828,0.03540543158583594,0.03851207120954454,0.04518903970255168,0.053072810307852575,0.06358702291880906,0.06727500252037937,0.06813548412602996,0.07048183157975949,0.07269693870918799,0.073822863583061,0.07610114493949144,0.07697326050593538,0.07766751212500148,0.07931173624579545,0.08007524648005268,0.08297899811972435,0.08302339239326559,0.08458632885754391,0.08535108653444312,0.0854560086413666,0.08604624489501062,0.08610392840912648],"n_dims_used":45,"mean_confidence":0.9202316284179688},"coverage":{"mean_confidence":0.9202316284179688,"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}}