{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000210},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000239","495:4950000815","495:4950000814","480:4800000240","480:4800000146","495:4950000813","480:4800000179","480:4800000241","490:4900007523","495:4950000631","495:4950000582","491:4910002389","495:4950000580","490:4900007033","495:4950000712","491:4910002443","480:4800000041","495:4950000472","480:4800000002","480:4800000178","495:4950000172","480:4800000227","491:4910003011","480:4800002312","480:4800000166"],"twin_admin_codes":[480,495,495,480,480,495,480,480,490,495,495,491,495,490,495,491,480,495,480,480,495,480,491,480,480],"twin_sims":[0.49235644815221025,0.366773439645802,0.28294502214892536,0.2683450092874193,0.22944874951361263,0.20837314411687458,0.2044148009613965,0.155182933402555,0.15063244708332676,0.13345709895225769,0.12553480715884574,0.10201825875768858,0.09833251180611985,0.08826718054534285,0.07143961538095611,0.07071495665127979,0.06988584202437874,0.06910607417149711,0.06723433557178148,0.06678960881591031,0.0652013525231422,0.0646618749759654,0.06456380990577854,0.06296310542808937,0.06281429393174713],"twin_dists":[0.15460545430313097,0.1839465647112271,0.20637400685007276,0.2106596034515478,0.22284551573832012,0.23002270191304205,0.23142482167892617,0.2507049040286956,0.25269934575094677,0.2606549063340246,0.26458542414962993,0.2774943090834751,0.2797220634969088,0.2861596182807931,0.29836682636218853,0.29894264370534385,0.2996073641952021,0.3002383919098998,0.30177707055128683,0.30214778305801504,0.303488364646293,0.3039497834629217,0.3040339968770253,0.30542361762648934,0.3055542696880006],"n_dims_used":42,"mean_confidence":0.8929468790690104},"coverage":{"mean_confidence":0.8929468790690104,"n_dims_used":42,"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}}