{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008797},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008796","490:4900008816","490:4900009234","490:4900009647","490:4900009224","490:4900007993","490:4900009332","490:4900009213","490:4900008794","490:4900008703","490:4900009455","490:4900008466","490:4900009221","490:4900009441","490:4900009214","490:4900008886","490:4900009001","490:4900009027","490:4900008579","490:4900009232","490:4900009524","490:4900011446","490:4900008696","490:4900009560","490:4900007766"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.01453534318126152,0.013053293684728578,0.010515575335720102,0.003733404436981217,0.002652688924264929,0.0022742727534917624,0.002155443155221739,0.0019658761410253516,0.0016624978571280033,0.0011340996298501889,0.0009722047707150114,0.0009652160053496326,0.0009490995846203573,0.0008693300149180138,0.0008239782044180367,0.0008125493084433929,0.0007279731344833034,0.0006544639500279497,0.0004904641217999552,0.0004814773926211875,0.0004422701803730564,0.00043750006438703467,0.0004265254514241088,0.00040864502114135024,0.00037543628074051844],"twin_dists":[0.37780629590717063,0.3825774736420296,0.39199286338698464,0.4342718063560755,0.4473485744801094,0.453114756106636,0.4551080358277766,0.45850724114302466,0.46463254730646536,0.47831616039662495,0.4837173180789678,0.4839688259333326,0.4845553185550623,0.4876017458205775,0.489451661225708,0.4899327691578875,0.4937023284690302,0.49732582405135967,0.5070150422737102,0.507629889886671,0.5104443938321207,0.5108026063969819,0.5116408194103096,0.5130507045769638,0.5158297392371238],"n_dims_used":45,"mean_confidence":0.8791197035047743},"coverage":{"mean_confidence":0.8791197035047743,"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}}