{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002308},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002310","490:4900003219","490:4900004576","494:4940007888","496:4960009171","496:4960007893","490:4900004575","490:4900003085","490:4900002311","490:4900004432","494:4940007606","490:4900000689","494:4940007171","494:4940007262","490:4900002906","494:4940007594","490:4900001295","490:4900001052","490:4900004006","494:4940007996","490:4900002892","490:4900002166","490:4900000789","490:4900001705","490:4900002770"],"twin_admin_codes":[490,490,490,494,496,496,490,490,490,490,494,490,494,494,490,494,490,490,490,494,490,490,490,490,490],"twin_sims":[0.4256893838746069,0.34173653198366893,0.3341680455264204,0.3178081898619844,0.3115901380549277,0.30470673734838305,0.29817055729021147,0.28245006158125996,0.2796760797718335,0.2784565619701931,0.27237841305262395,0.26985081258248894,0.26976285936491434,0.2684411856775841,0.26242523341103663,0.26138399151104375,0.2600522761373296,0.25495120762115336,0.25215177284874846,0.24371805265708543,0.24244935371905668,0.23929615879962327,0.23870364798471388,0.2300157985454475,0.22841003011782757],"twin_dists":[0.16973808916676392,0.19031954783589064,0.19229419235611078,0.19664792331857026,0.1983355316489735,0.2002263207960867,0.2020447690944121,0.20651705784519592,0.20732160217100226,0.20767683462469366,0.20946165647280524,0.21021107699421887,0.2102372325446434,0.21063090931614206,0.21243822518180308,0.21275365430403234,0.21315822930976663,0.21472012691142375,0.21558571056721046,0.21823113075653164,0.2186341575020944,0.21964178357127792,0.21983208559619444,0.2226586090766011,0.223188683880839],"n_dims_used":45,"mean_confidence":0.917417483859592},"coverage":{"mean_confidence":0.917417483859592,"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}}