{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000949},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001165","480:4800000950","480:4800000985","480:4800000908","480:4800000986","495:4950001625","495:4950001111","480:4800000984","480:4800000948","480:4800001164","495:4950001564","480:4800001128","480:4800001125","495:4950001110","480:4800001025","495:4950001685","480:4800001069","480:4800000907","495:4950001098","480:4800001127","495:4950001097","480:4800000987","495:4950001058","497:4970001647","495:4950001207"],"twin_admin_codes":[480,480,480,480,480,495,495,480,480,480,495,480,480,495,480,495,480,480,495,480,495,480,495,497,495],"twin_sims":[0.349456985188735,0.3073295824076775,0.23287285382399106,0.225961229653317,0.21933213658209974,0.16038596793413992,0.13284897475627558,0.10130959200126864,0.07765900135540801,0.04521754113191228,0.03694219559428406,0.03620652526054905,0.02901492517118501,0.025671721941244507,0.025061016158386958,0.02432326319918808,0.022861987342267284,0.019654841847979367,0.018307162219003362,0.018023371521761786,0.017220258750131192,0.016674684398240668,0.015654738382184948,0.013452792107326422,0.013371965045314339],"twin_dists":[0.18832918443336719,0.19950298527345978,0.22172147718261803,0.22400181739997993,0.22623286437905485,0.2484762050660274,0.2609502840622384,0.2779176978864702,0.29360987131258415,0.3231902642627033,0.33357274750966315,0.3345883357353802,0.3455708460780504,0.3514954185065169,0.35264890021700696,0.35407520496976846,0.3570145333882079,0.36408577300246997,0.3673617781316755,0.36807840904124156,0.3701613709339896,0.3716255192616694,0.3744793695158358,0.38124604770300263,0.3815125757184523],"n_dims_used":43,"mean_confidence":0.902608827103016},"coverage":{"mean_confidence":0.902608827103016,"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}}