{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004998},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004489","480:4800005087","480:4800004920","480:4800004992","480:4800005088","480:4800005002","480:4800004404","480:4800003992","480:4800005172","480:4800004994","480:4800004919","480:4800004238","480:4800004909","480:4800005095","480:4800005183","480:4800004239","480:4800004914","480:4800004999","480:4800005816","480:4800005090","480:4800004405","480:4800004485","480:4800004836","480:4800004494","480:4800005085"],"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":[0.5711480341530788,0.5670174045467918,0.55221785202273,0.524100412495877,0.498420769829725,0.4900315601017688,0.48958638039685,0.47635662232257053,0.4699709775178531,0.46872067399519385,0.449282553025597,0.4318506999157023,0.42872462556010804,0.39082992119538734,0.387924528215979,0.38620941140292303,0.3800466522924539,0.3543761004397392,0.35298171263498196,0.34743260652577623,0.33507813659259833,0.3253593164842619,0.3222547912244338,0.317375690615744,0.31534379456553235],"twin_dists":[0.13745934985480585,0.13834715151089547,0.1415349079972478,0.14763159066620368,0.15326407184644164,0.15512097869213257,0.1552197765499182,0.15816862413004398,0.15960135513972637,0.15988264321980672,0.16429028139111643,0.1683040421758662,0.16903058143860109,0.17802592876999884,0.178731500245166,0.17914918414105005,0.1806573505701321,0.18707305260987572,0.18742819245517206,0.18884880978504898,0.1920554769828971,0.19462333208017443,0.1954524968995866,0.19676469710155559,0.19731451127528876],"n_dims_used":43,"mean_confidence":0.9187616747479106},"coverage":{"mean_confidence":0.9187616747479106,"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}}