{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007679},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007560","490:4900006948","490:4900007321","490:4900006462","490:4900006581","490:4900006343","490:4900005715","490:4900007322","490:4900007317","490:4900007561","490:4900006455","490:4900005585","490:4900007313","490:4900007682","490:4900007314","490:4900006714","490:4900007078","490:4900006341","490:4900007915","490:4900007693","490:4900007195","490:4900005717","490:4900005457","490:4900008137","490:4900007193"],"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":[0.07038515881383572,0.06914072897007202,0.05985344442635791,0.05628328714186902,0.0517671831915581,0.037435801739081745,0.020559924650067174,0.013355914636739886,0.011306036845018992,0.010653759773670144,0.0055392706117430145,0.004688783556946855,0.00324701129667562,0.0020978509294457956,0.0015037688678177451,0.0009033400321829145,0.000761286940624651,0.0005220756171820993,0.0004997691200971756,0.00044684551426784014,0.00040318972429061905,0.0003789835814341516,0.000320833420933916,0.0003140368525885508,0.00024423504489723565],"twin_dists":[0.2992062887281192,0.3002102249402701,0.30820812806298004,0.3115557471474235,0.3160515787162452,0.33290090550857854,0.36199407295253877,0.3815656715280004,0.3888615859283011,0.3914306914717877,0.4186671829886098,0.4253298089837804,0.4396599685465054,0.45611068741183336,0.4682612255042127,0.48627240271554956,0.4921711964404705,0.5049328364192185,0.5063894138756618,0.51010418753312,0.5134923643029202,0.5155221374098519,0.520943664944514,0.5216364835146529,0.5297025976589401],"n_dims_used":45,"mean_confidence":0.8996225992838541},"coverage":{"mean_confidence":0.8996225992838541,"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}}