{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000749},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000691","500:5000000807","500:5000000748","500:5000000806","500:5000000689","500:5000000690","500:5000000804","500:5000000866","500:5000000692","500:5000000803","500:5000000928","485:4850008213","500:5000000527","500:5000000528","500:5000000638","500:5000000583","500:5000000580","500:5000000750","500:5000000581","485:4850008249","500:5000000751","500:5000000231","500:5000000147","500:5000000867","500:5000000189"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,485,500,500,500,500,500,500,500,485,500,500,500,500,500],"twin_sims":[0.9895744134940854,0.9136470333165032,0.8413894322186927,0.8405029575169335,0.840175729693007,0.8136144766541051,0.7682864328632443,0.7386387100353923,0.6832017688800269,0.6411124882612059,0.6225774922266036,0.6101771349300211,0.5909387050673934,0.5552243701305309,0.5517205644879518,0.5507653134865189,0.541199060079903,0.5252973753333581,0.5249846604755504,0.5236699934537429,0.5173297107723004,0.5053543352581235,0.5016283767718493,0.5011496944948561,0.5003487707865553],"twin_dists":[0.018802949682708646,0.055196186529178945,0.07632834612620094,0.07656094028869398,0.07664668213826295,0.08341716917811856,0.09429865469592369,0.10109314764306207,0.11336563108205339,0.12246142863368303,0.12643762243984327,0.1290936697020289,0.13321387423774472,0.14088634207439812,0.1416422358009411,0.1418484475794431,0.14391688631659827,0.1473707213650252,0.1474388623924586,0.14772543018199025,0.14910981111243857,0.15173603156851753,0.1525564481764808,0.15266196932274465,0.1528385880011378],"n_dims_used":44,"mean_confidence":0.9168582396073774},"coverage":{"mean_confidence":0.9168582396073774,"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}}