{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001770},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001854","489:4890002261","489:4890002177","489:4890002586","489:4890002256","489:4890001855","489:4890002336","479:4790000104","489:4890003732","489:4890001658","480:4800005761","489:4890002499","466:4660012546","489:4890003672","489:4890002339","489:4890001827","489:4890001659","489:4890003418","489:4890002715","470:4700007645","489:4890004710","470:4700007830","489:4890002338","489:4890003168","469:4690006435"],"twin_admin_codes":[489,489,489,489,489,489,489,479,489,489,480,489,466,489,489,489,489,489,489,470,489,470,489,489,469],"twin_sims":[0.5980812879245437,0.5966551222599199,0.5571752671523434,0.4384033516483195,0.40273868126702256,0.38363412481503145,0.3659041567361207,0.36565913380422443,0.36436529289785524,0.3621804728870671,0.3568956926412141,0.3428027685181385,0.34269372473010806,0.3402269394804837,0.33593160627724883,0.335528720060419,0.33512565089294793,0.3346715803295321,0.33047192756488525,0.31306153806811393,0.30970401984938184,0.3091136371698178,0.3038557483717489,0.30083515924546883,0.3002345614547658],"twin_dists":[0.13168384114302997,0.13198929097389056,0.14046577870554194,0.1667879595819457,0.17515897809982897,0.17977800370575503,0.18416402392159825,0.18422536556605196,0.18454962316741752,0.18509849782416102,0.18643316111437608,0.19004325783657325,0.19007149289277478,0.19071151224247976,0.19183193282614014,0.19193741996152322,0.19204302373787205,0.19216207243019992,0.19326733797375,0.19793447092350536,0.19885121831578254,0.19901300539597438,0.20046178249640573,0.20130066313906775,0.20146804599925938],"n_dims_used":45,"mean_confidence":0.9175772772894966},"coverage":{"mean_confidence":0.9175772772894966,"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}}