{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012836},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012699","490:4900012414","490:4900012749","490:4900012838","490:4900012956","490:4900012280","490:4900012822","490:4900012475","466:4660012856","466:4660008657","490:4900012141","490:4900012140","487:4870000924","490:4900012073","490:4900012889","487:4870000475","490:4900000893","490:4900012207","466:4660012727","490:4900012750","490:4900012281","487:4870002739","490:4900010519","487:4870000926","490:4900000805"],"twin_admin_codes":[490,490,490,490,490,490,490,490,466,466,490,490,487,490,490,487,490,490,466,490,490,487,490,487,490],"twin_sims":[0.49115917611871746,0.40841881841979033,0.28090977924092664,0.23296236226511707,0.22660752704487444,0.1957711181438683,0.18003283313165708,0.08994925899677404,0.087438118945794,0.08688277610811283,0.07347597297151384,0.06569283179552915,0.062263536126231256,0.06021488377992951,0.058727785021432895,0.057495510477555266,0.056199021135559225,0.05159003263985691,0.0429484958804053,0.03899473138493357,0.0384418524132664,0.036661505642026915,0.036571521229066,0.03526294639381592,0.03523607993107417],"twin_dists":[0.15487084889717903,0.17380507455648017,0.20696319505176575,0.22169224035541604,0.22378664680944335,0.2345526816470351,0.2405039894824928,0.2850447397501809,0.28671533442237646,0.2870899245751683,0.29677367991087256,0.3030707059981626,0.3060400359852772,0.3078784620219709,0.3092454354798157,0.3103999384057215,0.31163685327534485,0.31623447135073013,0.3258661219049982,0.33082724666321217,0.3315545081488661,0.33395819533510424,0.33408229351730334,0.3359169177470258,0.33595518686619813],"n_dims_used":45,"mean_confidence":0.9090249803331163},"coverage":{"mean_confidence":0.9090249803331163,"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}}