{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880003774},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810002746","488:4880004062","496:4960010972","496:4960010971","481:4810002771","488:4880006248","488:4880002904","481:4810002660","481:4810001943","481:4810002395","488:4880005831","488:4880002445","488:4880004136","481:4810002599","481:4810002677","496:4960011359","488:4880003200","488:4880003884","488:4880003007","481:4810002560","488:4880003816","481:4810002751","481:4810002209","481:4810002755","481:4810002562"],"twin_admin_codes":[481,488,496,496,481,488,488,481,481,481,488,488,488,481,481,496,488,488,488,481,488,481,481,481,481],"twin_sims":[0.7769285149649271,0.6952602162784897,0.6817477735639506,0.652343198105672,0.6351189977045371,0.6347746909780263,0.6329209429499482,0.6294940832873366,0.6217044922950172,0.6153478844673629,0.6063539962543024,0.6046001372548051,0.6016812508942266,0.5983955484804565,0.5960973124750161,0.5897479281967213,0.5884067049230056,0.5856319898362939,0.5834739712189857,0.5806797770620035,0.5750291289394317,0.5663922562459475,0.5663186756229439,0.5656164354927794,0.5594090846559482],"twin_dists":[0.0922761539327133,0.11073185790123802,0.113682177165279,0.12004569104554304,0.12374836160798613,0.12382225179131372,0.12422000896367685,0.12495502765605068,0.1266246801854319,0.12798634941404657,0.12991231568908024,0.13028786535022438,0.1309128979214926,0.1316165370013699,0.13210876632766777,0.13346903177149885,0.13375645957259433,0.1343512106507806,0.13481390129841322,0.13541317592914506,0.13662581009594102,0.1384815804308109,0.13849740402856398,0.1386484341218638,0.13998448679753805],"n_dims_used":45,"mean_confidence":0.920063951280382},"coverage":{"mean_confidence":0.920063951280382,"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}}