{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003365},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002961","480:4800003097","480:4800003359","480:4800003419","480:4800003314","494:4940003509","480:4800003311","480:4800003592","480:4800003303","480:4800003652","480:4800003310","480:4800003521","480:4800003470","480:4800003542","480:4800003469","480:4800002922","480:4800002919","494:4940002726","494:4940002613","480:4800003357","480:4800003368","480:4800003265","480:4800003360","480:4800003420","480:4800002623"],"twin_admin_codes":[480,480,480,480,480,494,480,480,480,480,480,480,480,480,480,480,480,494,494,480,480,480,480,480,480],"twin_sims":[0.4670529557871745,0.4030303803558714,0.33890544037374093,0.3324459742856282,0.3303355425446322,0.3259386125807337,0.314926716451833,0.3066632535545617,0.30110317167024275,0.29981422421516546,0.2884345564170181,0.28607650416906066,0.2798316563602689,0.27851080960043717,0.2707103987905354,0.2615685862980679,0.2596787893764046,0.25928284626128073,0.25651260191422726,0.25506593266357586,0.254239288842548,0.25130579368347683,0.24972749767368957,0.24500905545355828,0.24286560857505998],"twin_dists":[0.16025823741873804,0.17508924222559905,0.19105540448391378,0.19274685878395806,0.1933033601947865,0.19446909957258487,0.19742761702465317,0.199686408435423,0.2012260327076535,0.20158530778996836,0.2047974527766613,0.2054724399249826,0.20727635216012527,0.20766101277718424,0.20995572993008244,0.21269767661834396,0.2132719282411765,0.21339257587145266,0.21423996265929465,0.21468478303825353,0.21493967689050708,0.2158484893633081,0.216340254281375,0.2178224072330838,0.2185017761189925],"n_dims_used":43,"mean_confidence":0.920576672221339},"coverage":{"mean_confidence":0.920576672221339,"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}}