{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730002000},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730001919","473:4730001923","473:4730001750","473:4730001301","473:4730002079","473:4730001489","473:4730001998","473:4730001300","473:4730001752","473:4730001491","473:4730001578","473:4730001917","473:4730002004","473:4730001836","473:4730001486","473:4730001918","473:4730001850","473:4730001999","473:4730001492","473:4730001402","473:4730001585","473:4730001834","473:4730001580","473:4730001766","473:4730001584"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.8841027198837356,0.8819212887955955,0.8446286164103209,0.8441091615651415,0.8415760815836276,0.8401330637509989,0.829829370950528,0.8199075483606915,0.8137111010571448,0.8052726673333201,0.7939586993914488,0.779817625059085,0.7720156884446807,0.7604838374765267,0.7430603435622583,0.7401904778509649,0.7396892849354627,0.7394324976975493,0.7127385367331941,0.7048188514421266,0.6818752423111671,0.6509615075891343,0.6401363886871083,0.6288982803934913,0.6259140973982084],"twin_dists":[0.06446329672341218,0.06510650114006616,0.07547445627125969,0.07561181879636954,0.07627931378254126,0.07665785707075252,0.0793266684368577,0.08184436103786424,0.08339315337386004,0.0854756368943126,0.08822366083049077,0.09159516432160542,0.09342849758247558,0.0961071943166854,0.10009237601146741,0.10074238046078139,0.10085572477689612,0.10091377737600529,0.10688293685498758,0.10863198646607201,0.11365443453100536,0.12034323983912677,0.12267111366258254,0.1250827857893871,0.1257225477174602],"n_dims_used":44,"mean_confidence":0.9184776652943004},"coverage":{"mean_confidence":0.9184776652943004,"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}}