{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004189},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011811","490:4900002791","490:4900002950","490:4900002934","490:4900006771","496:4960011726","490:4900002361","490:4900001094","469:4690000915","493:4930004987","488:4880004071","490:4900005009","469:4690000854","466:4660000069","469:4690000793","488:4880003854","472:4720005635","494:4940008750","466:4660008084","470:4700003127","490:4900005015","490:4900002056","481:4810002983","490:4900005546","490:4900007140"],"twin_admin_codes":[496,490,490,490,490,496,490,490,469,493,488,490,469,466,469,488,472,494,466,470,490,490,481,490,490],"twin_sims":[0.6874138837497026,0.6016047467005063,0.47085056826104954,0.386808577441945,0.37373894017726644,0.3644362366287668,0.30042025117102417,0.2810076350504134,0.22436064957845936,0.19392541532766214,0.18183964155892374,0.17993836441947236,0.17873782490437018,0.1663225505914812,0.16136590104174614,0.151608595123541,0.1450183213900945,0.14494854828743736,0.143025844594784,0.13447947497212123,0.13395027024486597,0.12283495449794786,0.12177587128817524,0.1199498049687973,0.11091560667031126],"twin_dists":[0.11244741575168685,0.13092928058299955,0.1594036200481606,0.17900316911494624,0.18221328049119856,0.18453182848614388,0.20141627456186006,0.20693480746465512,0.2245364609832373,0.23523289708205666,0.23980261608371872,0.2405407974996832,0.24100976346398637,0.24599656199266454,0.24806236609197968,0.25226781842367113,0.255222050953389,0.2552538542470515,0.25613474405481623,0.2601605904706803,0.26041610558767275,0.2659678350420993,0.2665164378439453,0.2674709439540323,0.2723642129700906],"n_dims_used":45,"mean_confidence":0.9173882378472222},"coverage":{"mean_confidence":0.9173882378472222,"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}}