{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000859},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007833","490:4900000639","490:4900012231","490:4900000860","490:4900000861","490:4900000864","490:4900000741","490:4900000742","490:4900012306","494:4940007326","490:4900012240","490:4900012301","494:4940008047","490:4900000638","490:4900012976","490:4900000863","490:4900012300","494:4940005051","490:4900013300","494:4940008048","494:4940007634","490:4900000985","490:4900013087","494:4940005440","490:4900012304"],"twin_admin_codes":[494,490,490,490,490,490,490,490,490,494,490,490,494,490,490,490,490,494,490,494,494,490,490,494,490],"twin_sims":[0.21980625768878362,0.17660842718466596,0.10262015418126297,0.09558492736278909,0.08902758336686847,0.0813488111653139,0.05261494884914116,0.03981403179345339,0.03581056914377184,0.02888267453717883,0.0260247933993312,0.02514311137938631,0.024564004786824637,0.022260024649418304,0.021460689044147788,0.02122044893771519,0.01847809637506937,0.017486343927972246,0.016303979849490752,0.014799595174736878,0.014582146649759526,0.014056249679989596,0.012700331339776312,0.011796104056792359,0.01054692854512972],"twin_dists":[0.2260718129238046,0.24184709899363963,0.27713651033293346,0.2814257655347917,0.2856535559638726,0.29093097249215966,0.3151834666614157,0.3297654086981893,0.3351422255811878,0.3457937606706445,0.35083931610113617,0.3524924376873712,0.35360571203424346,0.35827297748476333,0.3599905464467593,0.36051763413905674,0.3669348111048443,0.3694619894144016,0.3726445570096924,0.37700107249757514,0.3776627418424112,0.3792996871011129,0.38378415092450974,0.387016644038611,0.39186473574421143],"n_dims_used":45,"mean_confidence":0.911187744140625},"coverage":{"mean_confidence":0.911187744140625,"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}}