{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000617},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000404","477:4770001484","477:4770000610","477:4770000455","477:4770000710","477:4770000558","477:4770000322","489:4890002528","477:4770000715","477:4770001950","477:4770001307","477:4770000714","489:4890002533","477:4770000458","477:4770000510","477:4770002075","477:4770001261","477:4770000081","477:4770000200","477:4770000561","477:4770000132","477:4770000604","477:4770000599","477:4770000609","477:4770000438"],"twin_admin_codes":[477,477,477,477,477,477,477,489,477,477,477,477,489,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8235938520260948,0.8018648884870389,0.7607889115897551,0.7239863311745233,0.7185590738145614,0.7137153478362267,0.6599466199332962,0.626630095155899,0.6135245133938955,0.6068309650025899,0.583768372406704,0.583527871362876,0.5832233510307204,0.5767242411383876,0.5711499893637414,0.5673363614317918,0.5653677730317331,0.5632452404102442,0.5625530546001491,0.5618088899813821,0.560757863866686,0.5575776222524265,0.5568388402305978,0.5542385093179456,0.5453618609297997],"twin_dists":[0.08091457160007971,0.08630844275898793,0.09603677704432355,0.10438269823774866,0.10559160970933021,0.1066665843136601,0.11840626823181512,0.12556906893860875,0.12837684901307161,0.1298101838768016,0.1347507731228839,0.1348023433697042,0.13486764335897794,0.13626192611592383,0.13745892978816132,0.1382785713345844,0.13870191920234298,0.13915857682251997,0.1393075463619531,0.13946772934336954,0.1396940130277114,0.14037906811442094,0.1405382882443134,0.14109895230838046,0.1430160186359561],"n_dims_used":45,"mean_confidence":0.9218326992458767},"coverage":{"mean_confidence":0.9218326992458767,"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}}