{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003026},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002944","480:4800002991","480:4800003038","480:4800002946","480:4800003387","480:4800003074","480:4800003159","480:4800003152","480:4800003039","480:4800002902","480:4800003569","480:4800003380","480:4800003251","480:4800002708","480:4800003153","480:4800003507","480:4800002947","480:4800003555","480:4800002611","480:4800003031","480:4800002904","480:4800002989","480:4800003237","480:4800003147","480:4800003244"],"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":[0.527882517958477,0.4978868101184177,0.4768831058609714,0.4292935277598307,0.423897141817107,0.42029924493631937,0.3935903122320447,0.3195189654380059,0.3134494922000892,0.3120064494750059,0.30350624524077485,0.2979887919030741,0.297235461780749,0.245133247182432,0.23290471797238857,0.22873081491148492,0.21882991723380454,0.21857683729839747,0.20498163311416692,0.20373885788814505,0.196601630491407,0.18120380751543153,0.17808017003916765,0.17753555135415192,0.17448503250820224],"twin_dists":[0.14680775868508947,0.15338199128070168,0.15805078165050504,0.1688982010351871,0.1701568371173268,0.17099970950449145,0.1773578407134529,0.19618689312070842,0.19782890498880779,0.19822194790053463,0.20055859796360476,0.2020956698483231,0.20230682360134014,0.21778316219495886,0.22171106830594275,0.22308259434132896,0.2264037151339562,0.2264899104673212,0.2312229069741978,0.23166610551898792,0.2342480554118302,0.24004887187583826,0.24126761075705877,0.24148165225836113,0.24268925896104662],"n_dims_used":43,"mean_confidence":0.9127475827239281},"coverage":{"mean_confidence":0.9127475827239281,"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}}