{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001238},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001237","480:4800002513","480:4800001246","480:4800001236","480:4800001697","480:4800002418","480:4800002360","480:4800001414","480:4800001698","480:4800002473","480:4800001364","480:4800001356","480:4800002380","480:4800001304","480:4800002042","480:4800001933","480:4800002369","480:4800002510","480:4800002465","480:4800001927","480:4800001646","480:4800001820","480:4800001473","480:4800001423","480:4800002519"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4836238328999168,0.43504337973638524,0.4143865375965586,0.3950850352743892,0.33528463593547186,0.33064747201584604,0.3253709217729485,0.3227250856367405,0.3167571813523089,0.311976441045023,0.3064902888176375,0.3011693473726597,0.2998905481707482,0.2932097790861333,0.2925079677806156,0.2863454707136418,0.2843443541586092,0.27502248500366716,0.2713351906301837,0.27001923120138593,0.2671817156906699,0.2648857965914805,0.26371883094866294,0.25888287553860845,0.25597072481810607],"twin_dists":[0.15654567518649234,0.1675642154496232,0.17239154875656573,0.1769969860563841,0.19200136156952896,0.19322098490178133,0.19462024077989282,0.19532660433387314,0.19693184932506283,0.1982301323142681,0.1997340587430532,0.20120761146529145,0.20156400850012465,0.20344057694611792,0.20363916831723766,0.20539528073518554,0.20597039437567258,0.20868226969831774,0.2097704444629963,0.21016100732743717,0.21100717735964686,0.21169593237634693,0.21204743824600725,0.21351456857888218,0.21440639195105987],"n_dims_used":43,"mean_confidence":0.9129917233489281},"coverage":{"mean_confidence":0.9129917233489281,"n_dims_used":43,"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}}