{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001512},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000959","665:6650002813","665:6650002430","665:6650001810","665:6650002668","665:6650001882","487:4870002307","487:4870003748","487:4870003752","487:4870001131","665:6650002667","665:6650002351","665:6650001974","665:6650002128","665:6650003479","497:4970003569","487:4870001511","497:4970003432","665:6650003634","487:4870002308","487:4870001410","665:6650003622","665:6650002053","665:6650001812","487:4870000949"],"twin_admin_codes":[487,665,665,665,665,665,487,487,487,487,665,665,665,665,665,497,487,497,665,487,487,665,665,665,487],"twin_sims":[0.3351485223271263,0.3299470191442791,0.30971551134644315,0.26669939791758407,0.2182219711776674,0.19550897161416814,0.18683821900150704,0.18265685458078582,0.17112453488989818,0.17002900250143127,0.1613423989039614,0.16016345680261043,0.15974728300616403,0.15367569351346133,0.1506653863279174,0.14953230839298456,0.14918307743045947,0.14145121058498109,0.1390138516905324,0.13704804744690707,0.1370237443109378,0.13102607139845918,0.12851009354788148,0.12755391642450783,0.12532241699239932],"twin_dists":[0.19203702959840957,0.19340602235014834,0.1988480709690962,0.21115156191027548,0.22661088558351902,0.23464902117907277,0.23788753407291524,0.23948700495587658,0.24403714848142175,0.24448065919966352,0.24807226997198825,0.24857043032840165,0.2487469203796679,0.25136070687714246,0.25268475076301217,0.2531881595038924,0.253343883703057,0.2568627405141645,0.2580015905122376,0.2589310166755558,0.25894256933315596,0.261841844676755,0.26308787627663355,0.2635662573749421,0.2646933513971898],"n_dims_used":43,"mean_confidence":0.8907696036405341},"coverage":{"mean_confidence":0.8907696036405341,"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}}