{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001012},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001341","490:4900001777","490:4900001638","492:4920005549","490:4900001365","491:4910002366","490:4900001366","490:4900001500","490:4900001370","497:4970002638","490:4900001235","490:4900001496","491:4910001508","491:4910001390","491:4910000230","491:4910001342","491:4910001451","491:4910001276","490:4900001637","492:4920005722","491:4910001450","492:4920005779","491:4910001753","491:4910001687","497:4970002697"],"twin_admin_codes":[491,490,490,492,490,491,490,490,490,497,490,490,491,491,491,491,491,491,490,492,491,492,491,491,497],"twin_sims":[0.1488495863986443,0.022889906501523914,0.017409074476435915,0.01202309962802785,0.010932760208702055,0.010573082471915619,0.00954189906770985,0.008284593029964636,0.0074866603383265725,0.007198453801009475,0.00685377830687081,0.006491997411727422,0.00647399372982779,0.004901608205941767,0.004681019197939324,0.0044216715661952715,0.0034951735972731076,0.003473150471619045,0.003297020574418041,0.002995112847565781,0.002662841452040536,0.0025236792379161152,0.002513628673820771,0.0021952766864176245,0.0021206228839745784],"twin_dists":[0.253492840417509,0.3569568673411694,0.3696641187134301,0.3861850369398499,0.39031514276078644,0.3917581145414435,0.3961517931001452,0.40212286283774745,0.4063487116390385,0.40797498250442676,0.4099985636999977,0.4122235469948205,0.41233716337169596,0.4235657613830507,0.4253955283815034,0.427649589740374,0.4368253512951618,0.4370693573688568,0.4390732034213482,0.4427471891816929,0.44720451903729863,0.44922447200945587,0.44937427979625133,0.4544288522272377,0.4557112517695774],"n_dims_used":44,"mean_confidence":0.9087486267089844},"coverage":{"mean_confidence":0.9087486267089844,"n_dims_used":44,"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}}