{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000874},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000381","494:4940008158","490:4900000463","490:4900000757","494:4940007734","494:4940007106","494:4940006998","494:4940007535","494:4940005923","494:4940007216","494:4940007639","490:4900012245","490:4900012315","490:4900012379","490:4900012380","490:4900012309","490:4900013086","490:4900000978","490:4900012734","490:4900012313","490:4900012381","490:4900012602","490:4900012665","490:4900000537","494:4940006762"],"twin_admin_codes":[490,494,490,490,494,494,494,494,494,494,494,490,490,490,490,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.15484416903726045,0.09336584646202944,0.08472756631323262,0.07773951829800126,0.07398017045169072,0.0658627020209029,0.04553100473795591,0.03261902895897955,0.03236407390019924,0.031001932481275443,0.030829832960675117,0.030491498060201627,0.029938186881342685,0.028462265133764,0.027486377515961842,0.026766010810590102,0.026411567654423918,0.0252810819809212,0.023892202473445798,0.023733143493968288,0.023140408049003743,0.02277313218207466,0.022513187482289494,0.021880040601789198,0.02067943073449466],"twin_dists":[0.25085189335351654,0.2828301176621931,0.28856195465723783,0.293550333687481,0.2963847454074482,0.30292694366019157,0.32282951035047003,0.33980782636873796,0.3401971054248911,0.3423224305061405,0.3425966116463746,0.34313947473370293,0.34403849546592496,0.3465082523758658,0.34820242637134535,0.3494865478763254,0.3501293428731171,0.3522304758829859,0.35492599887958576,0.35524329696736723,0.3564421771185946,0.35719846820428097,0.35774016669492514,0.3590826628479475,0.36172391504674317],"n_dims_used":45,"mean_confidence":0.9109202067057292},"coverage":{"mean_confidence":0.9109202067057292,"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}}