{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000480},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000611","480:4800000678","480:4800000677","480:4800000602","480:4800000548","480:4800000714","480:4800000799","480:4800000662","480:4800001008","480:4800000353","480:4800000996","480:4800001035","480:4800000654","480:4800000546","480:4800000317","480:4800000843","480:4800001042","480:4800000542","480:4800000648","480:4800000499","480:4800000604","480:4800001141","480:4800000890","480:4800000440","480:4800000536"],"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":[0.52051816140729,0.4832472802816315,0.4694391131138385,0.4665663567826568,0.4615430875548853,0.44632448942698694,0.3942656216023354,0.3935404625092477,0.3931228769936875,0.3901031977969353,0.38983189677329266,0.3800600403532944,0.3777744778532323,0.37692627809041074,0.3739888816811841,0.35867136954860296,0.35141615878358057,0.3505760730571553,0.3447585942461044,0.335787257600348,0.3324753081615534,0.3249889911503708,0.31751068694471124,0.3038407499108684,0.3030752027981081],"twin_dists":[0.14841312911090576,0.15662957816043227,0.15972098074190968,0.16036791305723516,0.16150244884361603,0.16496708671712643,0.17719472976345885,0.17736988631250475,0.17747081876026907,0.1782021811233268,0.17826801924627783,0.18065406153035807,0.18121636999481305,0.18142546965109993,0.18215138396371658,0.18598359562395586,0.18782779729687776,0.18804261054166915,0.1895376390542306,0.1918697195538013,0.19273913734406564,0.1947220077670675,0.19672823877757747,0.20046593587539926,0.2006780897439181],"n_dims_used":43,"mean_confidence":0.9171153223791788},"coverage":{"mean_confidence":0.9171153223791788,"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}}