{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010357},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009374","490:4900010362","490:4900010175","490:4900009271","490:4900010178","490:4900005478","490:4900010953","490:4900008599","490:4900010274","490:4900010266","490:4900010876","490:4900010452","490:4900011022","490:4900010189","490:4900011323","490:4900010265","490:4900010537","490:4900010176","490:4900012056","490:4900010622","490:4900010353","490:4900010450","490:4900010076","490:4900011732","490:4900008598"],"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":[0.6881665856384979,0.599386744212225,0.5269243739704609,0.49762233904770287,0.4817779677791876,0.35608037231841827,0.32101008231877687,0.3208056435220651,0.291659321481416,0.2714224275991168,0.25351496798360706,0.24240092548270764,0.23942321842093095,0.2363535376365417,0.22020539987435409,0.2151575334217419,0.21294866366319182,0.20954325160575035,0.20624312583988128,0.19885593429257611,0.18829019903081096,0.18280902428256532,0.1806091241523435,0.17704099850872462,0.17637207671522373],"twin_dists":[0.1122831365390742,0.13140426181781462,0.14701634134845218,0.15344041020378008,0.15695716453013606,0.18663996905933722,0.19578618782435217,0.1958410644949734,0.2038796875266859,0.20974459480554963,0.21516345252376537,0.2186495686636508,0.21960101461493156,0.2205899378766943,0.225936410975173,0.22766110826752967,0.2284243882456743,0.2296117106108299,0.23077491047751766,0.23342565752857902,0.23733800489342122,0.23942834654358566,0.24027974390378234,0.24167642196883315,0.24194048005054627],"n_dims_used":45,"mean_confidence":0.9207365247938368},"coverage":{"mean_confidence":0.9207365247938368,"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}}