{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850008774},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850008822","485:4850008728","485:4850008909","485:4850008860","485:4850008907","485:4850008817","485:4850008949","485:4850008906","485:4850008721","485:4850008524","485:4850008727","485:4850008908","485:4850008050","500:5000002419","500:5000002435","500:5000000598","485:4850008525","485:4850008859","500:5000000543","500:5000002169","500:5000000433","485:4850008213","500:5000002165","500:5000002418","485:4850008249"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,500,500,500,485,485,500,500,500,485,500,500,485],"twin_sims":[0.8240216484022325,0.7371761139000652,0.7336348386510592,0.6900600541644692,0.6838378978396662,0.6744500828703799,0.6626739639024362,0.6057284537779889,0.6028551125737841,0.5940599556848803,0.5928133639643652,0.5776609129323763,0.5707859310636649,0.5667105172778879,0.5519564893491371,0.5511185801758386,0.5418847478136007,0.5400090054828361,0.528244352729808,0.5268424521463257,0.5196193443549361,0.5194177754885545,0.5152955608713945,0.5128195977402634,0.5123223721579041],"twin_dists":[0.08080624802325566,0.10142331948792171,0.10222101842257746,0.11186961195001102,0.11322707492167837,0.1152679224805308,0.1178173029360733,0.13004626121545734,0.13066153017791918,0.13254517410447914,0.13281222651958358,0.13606089631205742,0.13753714845339052,0.13841314087494322,0.14159131506310302,0.14177218056649898,0.1437684109549191,0.1441746578512304,0.1467290107096668,0.1470341791292924,0.1486094194467715,0.1486534505343556,0.14955481587687283,0.1500970588528243,0.1502060314664329],"n_dims_used":44,"mean_confidence":0.9172744750976562},"coverage":{"mean_confidence":0.9172744750976562,"n_dims_used":44,"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}}