{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001399},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000553","490:4900001006","496:4960009377","490:4900002283","490:4900000705","494:4940008069","490:4900000905","490:4900003839","494:4940008530","494:4940008827","494:4940008930","490:4900001171","494:4940008835","480:4800004107","490:4900001008","490:4900005619","494:4940006600","490:4900000662","490:4900003706","490:4900001419","466:4660005585","490:4900000769","490:4900001842","494:4940008579","490:4900000670"],"twin_admin_codes":[490,490,496,490,490,494,490,490,494,494,494,490,494,480,490,490,494,490,490,490,466,490,490,494,490],"twin_sims":[0.2640370367507095,0.22608600229722328,0.1948803172474306,0.1939539635636406,0.1920279502131899,0.17630273431852372,0.17241764793474196,0.15504429117853893,0.15323310372298235,0.15319097535146126,0.1461624457692228,0.12481496701389147,0.1247729629823866,0.12088111924678352,0.1202376656688861,0.10909472620012925,0.10386689058999997,0.10007964741619137,0.0948471639379725,0.09320901462203518,0.09247958075568395,0.09188507465106951,0.08937133490914068,0.08894775042387837,0.08858926976076364],"twin_dists":[0.21195149420713,0.2239602452943199,0.2348804190047599,0.23522234174850315,0.23593689716337884,0.24196789383271822,0.24351626095338424,0.2507650322587127,0.25155417327842516,0.25157260992929087,0.25470215690891695,0.26495177842396583,0.26497320539037905,0.26698275970132873,0.26731974245918066,0.2733874138872814,0.27640056071617897,0.2786580496038268,0.28188978382680957,0.28293036117800047,0.2833983570522034,0.2837819465432904,0.28542590781842064,0.2857065247648188,0.285944841113465],"n_dims_used":45,"mean_confidence":0.9196046617296006},"coverage":{"mean_confidence":0.9196046617296006,"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}}