{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007228},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005744","490:4900006860","490:4900007474","490:4900005617","490:4900007592","490:4900006983","490:4900005878","490:4900005618","490:4900006978","490:4900005876","490:4900005348","490:4900007475","490:4900005877","490:4900005879","490:4900007233","490:4900005749","490:4900006857","490:4900005085","490:4900006854","490:4900004665","490:4900007232","490:4900006737","490:4900006855","490:4900006739","490:4900005750"],"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":[0.6201364226564776,0.4731956913365798,0.4591227075711317,0.4454881574472254,0.4289448533054046,0.4161449333434549,0.4111812997172398,0.3573626308235514,0.3249635833327336,0.310087299616997,0.29705279028257986,0.2949922864066777,0.26659112747061625,0.26499527654944893,0.26067149595292427,0.2545115126452528,0.227375284871043,0.22685670280754172,0.22112206026615613,0.18424440163352562,0.1824733541881331,0.1715888792084171,0.17135317209444825,0.16937901772501157,0.1650917211358038],"twin_dists":[0.12696063679699482,0.15887703235926015,0.16205065594470958,0.1651587475521964,0.16897932713482605,0.17197674210832364,0.17314963314416573,0.18631483066563734,0.19472878013886186,0.19874627990060148,0.20235807265032768,0.20293744304622113,0.21118399558104856,0.21166300514826394,0.21296994892546947,0.2148556792675334,0.22353156683936823,0.22370379791403686,0.22562607082049435,0.23887672436469568,0.2395577866299333,0.24384977945511765,0.2439448449013522,0.2447447664229286,0.24650534013192552],"n_dims_used":45,"mean_confidence":0.9304660373263889},"coverage":{"mean_confidence":0.9304660373263889,"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}}