{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001015},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012343","490:4900002881","487:4870000916","490:4900003876","490:4900003200","490:4900003581","487:4870001011","466:4660007500","490:4900003711","487:4870001186","487:4870001280","487:4870001282","490:4900002745","487:4870000832","490:4900002599","487:4870002196","490:4900004409","487:4870001021","490:4900003600","490:4900012885","487:4870000941","490:4900002299","487:4870001191","466:4660006851","490:4900003606"],"twin_admin_codes":[490,490,487,490,490,490,487,466,490,487,487,487,490,487,490,487,490,487,490,490,487,490,487,466,490],"twin_sims":[0.2413845380773532,0.2054222380236195,0.19336479138178528,0.1840596112443123,0.17791578602995628,0.17373845101744587,0.16804111596573698,0.16735172806380139,0.16043663006107625,0.1561867763454908,0.1547511770030539,0.15273139657150245,0.14805944677584695,0.14453744526866474,0.14377861054813493,0.14226793886820094,0.1336183066979111,0.13320082422755614,0.12785852914724727,0.1264423610955005,0.12234400737826089,0.12108518024359081,0.12092373599737523,0.12041433568311873,0.11926696862373824],"twin_dists":[0.21897347139015952,0.23106622030282845,0.2354403996882698,0.2389475698896076,0.2413321665323246,0.24298709726516596,0.2452906948166141,0.2455732199274957,0.24845476480389928,0.25027071183722294,0.250892283616431,0.25177397753754394,0.25384674842262994,0.255441469958289,0.25578882249308416,0.2564843966588346,0.2605767743342763,0.26077926029294235,0.26341356410820504,0.2641258005869368,0.2662216945610282,0.26687617708165473,0.2669604893071346,0.2672270818024145,0.26783072250492657],"n_dims_used":43,"mean_confidence":0.9062808724336846},"coverage":{"mean_confidence":0.9062808724336846,"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}}