{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010824},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010659","490:4900010314","490:4900009942","490:4900010743","490:4900007889","490:4900008549","490:4900010568","490:4900008440","490:4900010128","490:4900010569","490:4900008550","490:4900010655","490:4900011308","490:4900011244","490:4900010313","490:4900010138","490:4900008546","490:4900010497","490:4900010581","490:4900010741","490:4900011443","490:4900011171","490:4900011506","490:4900010498","490:4900010571"],"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":[0.19890895141381437,0.15313086520051583,0.14649298998608978,0.1046842923647127,0.09896466800308647,0.09716413644179728,0.0921783365660252,0.09080112774940718,0.08837116682931849,0.08147919067372307,0.07458694637114577,0.0642328020615862,0.0583051009401491,0.05385972158793525,0.05172372107071173,0.050239285545771166,0.04278901888089327,0.03852772443844329,0.033396428754461416,0.030362071288654466,0.025765273525497685,0.022534289478355538,0.02248437706200762,0.021054107881323635,0.020882262292827903],"twin_dists":[0.23340639396098165,0.2515989223910863,0.2545525175591654,0.2759217760654123,0.27933537944726755,0.2804419114174178,0.2835924826349361,0.2844864150182786,0.2860902097056923,0.290838110630855,0.29591951200767524,0.3043190244122954,0.3096391739656077,0.31392962553373366,0.3160964013826178,0.31764644530739367,0.32605862507373995,0.3314409731129599,0.3386366771988351,0.3433485070636223,0.3513208194352281,0.35769599033819305,0.35780053847529886,0.36088563785921485,0.3612684870810669],"n_dims_used":45,"mean_confidence":0.886152818467882},"coverage":{"mean_confidence":0.886152818467882,"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}}