{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010825},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009923","491:4910005807","490:4900010575","490:4900009927","490:4900010983","490:4900009925","490:4900010651","490:4900010123","490:4900010477","490:4900011370","490:4900010656","490:4900009924","490:4900012088","490:4900008544","490:4900010487","490:4900008546","490:4900010497","490:4900009724","490:4900011092","490:4900010820","490:4900010743","490:4900009520","490:4900012170","490:4900008769","490:4900009843"],"twin_admin_codes":[490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.21803671218111276,0.1925401917653285,0.10231671879753458,0.10147113388875498,0.07340990714628784,0.06576811735151072,0.06488568875433025,0.044113858765906386,0.038915767896614654,0.03631155123045053,0.03297689946842988,0.02954201741969213,0.027023086277379166,0.02538447628867626,0.02499317258518216,0.022329708923017118,0.021497871434345072,0.021036083054222617,0.020932362574643516,0.020856460230202982,0.018767712300764083,0.01801210198923279,0.016886575881530065,0.016501966446023517,0.0140275939945677],"twin_dists":[0.22667409351893794,0.23574636909170565,0.27731668313348856,0.27782098248708487,0.296824802371049,0.3030069539189638,0.3037579736133985,0.32447737983632086,0.3309305796741673,0.33444228208413307,0.3392657703439228,0.3446909856403868,0.3490249074468414,0.3520349718583703,0.3527785356998228,0.3581257960259077,0.35990942732904024,0.36092566681327504,0.3611565878651065,0.3613262073362858,0.3662192178425851,0.36810707035668583,0.37105194659435076,0.3720978053390893,0.3793904268688362],"n_dims_used":45,"mean_confidence":0.8862514919704861},"coverage":{"mean_confidence":0.8862514919704861,"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}}