{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000440},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000441","500:5000000195","500:5000000000","500:5000000157","500:5000000605","500:5000000198","500:5000000041","485:4850007763","500:5000000196","485:4850007542","485:4850006910","485:4850007643","500:5000000158","500:5000000439","485:4850006836","500:5000000549","500:5000000250","500:5000000287","485:4850006986","485:4850006908","485:4850006909","500:5000000126","500:5000000243","500:5000000289","500:5000000401"],"twin_admin_codes":[500,500,500,500,500,500,500,485,500,485,485,485,500,500,485,500,500,500,485,485,485,500,500,500,500],"twin_sims":[0.9638387741092402,0.9002700147568228,0.8596917691008469,0.8501803732521617,0.8473668283928514,0.8424812946458679,0.8384752253239135,0.8377877583391583,0.8275177295391472,0.8259403057776237,0.8192743651794452,0.8171371109511426,0.8136559530958263,0.8122112303182039,0.798513249330197,0.797961352197184,0.7857830772696509,0.7849088043896688,0.779135230841115,0.7763146777272398,0.7741278114938052,0.7729469756351226,0.7600640567109862,0.7566204732280308,0.7560606057901041],"twin_dists":[0.03524901978344363,0.059533123227181566,0.0714147583130826,0.07399581064003846,0.07474761060257627,0.07604122266520032,0.07709125620918236,0.07727051383887776,0.07991761892626167,0.08031931758676654,0.08200342410304773,0.08253896642391392,0.08340686078828782,0.08376548764445793,0.08712317460068908,0.08725692863641732,0.09018088402541329,0.09038886267181281,0.09175623846510672,0.09242051909573458,0.09293393757527117,0.09321059078778421,0.09620405007543827,0.09699694280378371,0.09712558090160209],"n_dims_used":45,"mean_confidence":0.9211096021864149},"coverage":{"mean_confidence":0.9211096021864149,"n_dims_used":45,"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}}