{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002642},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002548","487:4870002874","490:4900002189","487:4870002641","487:4870003842","466:4660013842","466:4660013785","487:4870003004","466:4660014599","487:4870002376","466:4660012902","487:4870004114","487:4870002212","487:4870002547","487:4870003843","487:4870002375","487:4870001950","466:4660013792","487:4870002292","490:4900002029","466:4660013023","487:4870005569","490:4900002490","487:4870003683","490:4900003727"],"twin_admin_codes":[487,487,490,487,487,466,466,487,466,487,466,487,487,487,487,487,487,466,487,490,466,487,490,487,490],"twin_sims":[0.6272923931889336,0.6224759903911656,0.5747587151929108,0.5731507049901987,0.5277003532382559,0.5185307931975183,0.4962015031383383,0.494144447727971,0.48614309784640636,0.4466569560196973,0.4465368194002634,0.42940025278058547,0.4163470898552197,0.4117031897142625,0.4109658580399784,0.4082008122816792,0.4081462725931067,0.405026490989865,0.40491846830085215,0.39546636015160774,0.39520983327552084,0.3936527310741952,0.3833169899961584,0.37783234402718946,0.37020283084047956],"twin_dists":[0.12542709016442177,0.1264593719712621,0.13668386831809537,0.1370291660045976,0.1468474085742316,0.14884725282557085,0.15375440944962315,0.1542094683245494,0.1559848562319345,0.1648909338546343,0.16491844916388354,0.16887337470560787,0.17192910166536735,0.17302602379684362,0.17320068038467884,0.1738568828668474,0.17386984592343158,0.1746126430640876,0.17463840802224004,0.17690502801502409,0.17696688600636623,0.17734275893215923,0.17985557905016916,0.18120211305736206,0.18309117579306733],"n_dims_used":43,"mean_confidence":0.9106205784997274},"coverage":{"mean_confidence":0.9106205784997274,"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}}