{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001208},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001147","480:4800000891","480:4800001148","480:4800000966","480:4800000792","480:4800000848","480:4800000334","480:4800001083","480:4800000959","480:4800001007","480:4800000832","480:4800000884","480:4800000970","480:4800001085","480:4800001002","480:4800000582","480:4800000364","480:4800000712","480:4800000807","480:4800000581","480:4800001078","480:4800001047","480:4800001135","480:4800000874","480:4800000928"],"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":[0.5128374365204666,0.3995917881341742,0.39418425693965936,0.37155165899976794,0.3655161786302455,0.35606566636781595,0.3418628251975366,0.3363359790703437,0.28828132777263127,0.2876164031518886,0.28739155868932476,0.2871252875237466,0.2832078545048861,0.2792088821365835,0.27765125816208885,0.2771987381113726,0.2762740033270744,0.27408124998999683,0.25751410504133654,0.2548049053245576,0.24923058432764383,0.247538562103204,0.24063571412189624,0.2405960968644026,0.23555015733468382],"twin_dists":[0.15009314977647775,0.17591275488325997,0.17721437532974865,0.18275582054369252,0.18426116403326104,0.18664370149844858,0.19028679793175146,0.1917261253436821,0.20484121353068827,0.2050312715323108,0.20509559920205472,0.20517181799363957,0.20629810581419408,0.20745758029503295,0.20791193046189083,0.20804421907707193,0.2083149643588289,0.2089591857845861,0.21393295043422866,0.21476521357014344,0.21649549344880908,0.217025584647467,0.21921267285559595,0.2192253414829808,0.22085013599320313],"n_dims_used":43,"mean_confidence":0.9152792997138445},"coverage":{"mean_confidence":0.9152792997138445,"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}}