{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000010},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000006","480:4800000002","480:4800000000","480:4800000131","480:4800000135","480:4800000132","480:4800000023","480:4800000024","480:4800000133","480:4800000106","480:4800000041","480:4800000136","480:4800000001","480:4800000042","480:4800000227","480:4800000137","480:4800000166","480:4800000196","480:4800000165","480:4800000164","480:4800000108","480:4800000014","480:4800000202","480:4800000171","480:4800000226"],"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":[0.9506704546505842,0.8346683694016586,0.7847274979830436,0.6767379564722729,0.6355061931852739,0.6041575787351726,0.5944102060493566,0.5552747101985311,0.5512096028866312,0.5311817303209134,0.5277324628186224,0.5247902825486372,0.5238179101144134,0.37084198502407756,0.362494490973343,0.34539005108883786,0.29872166495776953,0.2537133086620462,0.2535373372622003,0.23955883715501242,0.20274583337930457,0.19584284075104036,0.18382672700449162,0.16957380425797658,0.16344415903934084],"twin_dists":[0.041310623245345415,0.07808055805723225,0.09043196228330014,0.11477130450613461,0.12366526239613,0.13038263019853258,0.1324701454721729,0.14087548729203844,0.14175253088018797,0.14609016143756942,0.1468404194015151,0.14748122221014523,0.14769317957345138,0.18293218933128094,0.18501950658916647,0.18937472068023226,0.20189055058135688,0.21510213573103576,0.21515653556189773,0.2195575148594483,0.2320215720910241,0.2345263389896653,0.2390369252007329,0.24466554287432363,0.24719068738567881],"n_dims_used":42,"mean_confidence":0.9019993373325893},"coverage":{"mean_confidence":0.9019993373325893,"n_dims_used":42,"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}}