{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002656},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001755","496:4960001259","496:4960002663","496:4960001152","496:4960002386","496:4960001756","496:4960003332","496:4960002800","496:4960003340","496:4960002385","496:4960003751","496:4960001617","496:4960002239","496:4960004319","496:4960002659","496:4960004307","496:4960002658","496:4960002661","496:4960003486","496:4960002252","496:4960001388","496:4960002525","496:4960003622","496:4960001378","496:4960001627"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.7906373235821842,0.7774119073066108,0.7441554389043169,0.7435485276201318,0.6358473507727956,0.6335237749350535,0.6302458596520762,0.6127896883688154,0.6039183477121409,0.6016066400868096,0.6003207109715583,0.5929059040990025,0.5910332369057506,0.5837603143557172,0.5805944345790032,0.5746902352215498,0.5635984520410346,0.5579145263311494,0.5552440212218048,0.553027232494716,0.5518820416194854,0.5432345246381193,0.5400718916761508,0.5380221645842538,0.5359822587704114],"twin_dists":[0.08902153298490424,0.0921623886789384,0.09984389447633084,0.09998163617170341,0.12359203943884557,0.12409067208808613,0.12479381021371229,0.12853421363780557,0.1304338568437763,0.13092887513153206,0.13120425028680133,0.13279240119544605,0.13319361924068412,0.13475250097308858,0.1354314829594834,0.13669857148716105,0.1390825691100248,0.1403064696538996,0.14088210471015708,0.1413602548687604,0.14160738308223367,0.1434762377051113,0.1441610337362341,0.14460525679945685,0.14504767636077046],"n_dims_used":45,"mean_confidence":0.9306852552625868},"coverage":{"mean_confidence":0.9306852552625868,"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}}