{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003684},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870005275","487:4870003412","487:4870003833","487:4870004124","466:4660013722","487:4870003004","487:4870004108","496:4960005277","487:4870004276","487:4870004408","496:4960008149","466:4660013691","487:4870004985","466:4660013891","487:4870003841","496:4960005709","487:4870003268","490:4900000052","487:4870006424","487:4870005138","487:4870003682","487:4870003537","490:4900001075","466:4660013352","490:4900001084"],"twin_admin_codes":[487,487,487,487,466,487,487,496,487,487,496,466,487,466,487,496,487,490,487,487,487,487,490,466,490],"twin_sims":[0.5161524423088089,0.5003272226099744,0.3745779406006489,0.3459330334010496,0.32590888370493554,0.29320408047093943,0.29116770085849353,0.2809627673126632,0.27766318543093593,0.27468224336011754,0.25726062889632323,0.24148545140561406,0.23951011347453371,0.235910327890041,0.2344655882287807,0.23372181276628207,0.23355086074746292,0.2323500207106636,0.23165099202851092,0.22710151298226564,0.22700179747801097,0.2237792205941489,0.22155478379042948,0.21962215172131483,0.21668695520546083],"twin_dists":[0.14936730644332671,0.1528433408604966,0.182005587393804,0.1892347552069132,0.1944770109250923,0.20344218834662062,0.20401921048241678,0.20694782267568185,0.2079084454524732,0.20878230334654127,0.21401058249623037,0.21894127283104328,0.2195731411534358,0.22073341263081764,0.22120232797231054,0.2214444714885359,0.22150019802779997,0.22189240185904766,0.2221213239393522,0.22362245927191474,0.2236555829178788,0.22473130441109024,0.2254798689339045,0.22613432313879384,0.22713570596008376],"n_dims_used":43,"mean_confidence":0.9109246897142987},"coverage":{"mean_confidence":0.9109246897142987,"n_dims_used":43,"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}}