{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012998},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012407","490:4900012468","490:4900012274","490:4900012466","490:4900012400","490:4900012396","490:4900012467","490:4900013214","490:4900012948","490:4900012261","490:4900013177","490:4900012270","490:4900012986","490:4900013033","490:4900013211","487:4870001097","487:4870001559","490:4900012625","490:4900012339","490:4900012539","490:4900012617","487:4870001189","487:4870000653","490:4900012412","490:4900013066"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,487,490,490,490,490,487,487,490,490],"twin_sims":[0.3737121146323076,0.3352834881597431,0.26163797657508925,0.23552269076468857,0.23448666506735852,0.22959922908672847,0.2242960433821462,0.22079390298761198,0.20929866989751594,0.20374218771433716,0.20166380566288944,0.18634513926833046,0.1834033966233841,0.16884547724528357,0.16751212281614802,0.16515559627628135,0.1615998259274833,0.1569522282029298,0.15021753144049957,0.14940524782326395,0.14331323947192048,0.1349595525758565,0.12752726919912333,0.12163875647247269,0.11796471812893593],"twin_dists":[0.18221992488764283,0.19200166230674215,0.2126766406814456,0.2208590420942088,0.22119547353882876,0.2227958860396123,0.22455809463917178,0.2257370710874019,0.22969748871032097,0.23166491556420593,0.23241026232262885,0.2380748308077412,0.23919955731621256,0.2449621036716515,0.24550741221441566,0.246478869320761,0.24796384638292762,0.24994099934067796,0.252883391396176,0.2532447855291121,0.25600251714579053,0.25992944757399394,0.26357962796065804,0.2665877286235255,0.26852125479928785],"n_dims_used":45,"mean_confidence":0.9126803927951389},"coverage":{"mean_confidence":0.9126803927951389,"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}}