{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000430},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000433","480:4800000436","480:4800000607","480:4800000918","480:4800000431","480:4800000726","480:4800000608","480:4800001195","480:4800000509","480:4800000648","480:4800000310","480:4800000428","480:4800001091","480:4800000396","480:4800001011","480:4800000365","480:4800001048","480:4800000534","480:4800000435","480:4800000432","480:4800000307","480:4800000689","480:4800000843","480:4800000408","480:4800000463"],"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":[0.5976114933876352,0.5577550412468925,0.5177647527629969,0.5029349974136587,0.4767511803760799,0.4392211447308971,0.43659214799664425,0.43110334908242404,0.39811496406026414,0.389906205870468,0.3603035010032383,0.3506296181960465,0.34783031167391987,0.33430538527631337,0.3250133242276355,0.3204578761293029,0.29987759987551804,0.29938710277420405,0.2720419832418051,0.2647782624019908,0.2646414000798671,0.26030850286249946,0.2601427799878894,0.25303521810355856,0.24884590042498483],"twin_dists":[0.13178445729275745,0.140340835836628,0.14901469343737622,0.15226855623096452,0.15808030647483706,0.1665993805504293,0.1672061085371971,0.16847754090995964,0.17626742839879786,0.17824998410921708,0.18557137779270858,0.18802891081651005,0.18874659983622896,0.19225814575379727,0.19471552213939067,0.19593445930676878,0.20156762168350606,0.20170456071821832,0.20956115809317302,0.2117282826575569,0.21176946778583475,0.21308028670807014,0.21313069307996116,0.21531189285879254,0.21661580746644096],"n_dims_used":43,"mean_confidence":0.9126904509788336},"coverage":{"mean_confidence":0.9126904509788336,"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}}