{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001322},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001319","480:4800002757","472:4720004879","476:4760000770","487:4870001318","472:4720003745","475:4750000040","475:4750000086","475:4750000011","472:4720003821","487:4870001324","475:4750000023","480:4800002756","487:4870001142","476:4760000711","475:4750000010","665:6650003162","475:4750000130","495:4950000288","496:4960010981","480:4800002325","489:4890000301","475:4750000153","475:4750000009","480:4800002703"],"twin_admin_codes":[487,480,472,476,487,472,475,475,475,472,487,475,480,487,476,475,665,475,495,496,480,489,475,475,480],"twin_sims":[0.002442826880648567,0.00016515003486835173,0.00010688592666929546,0.000104743625046433,0.00008443727880729397,0.00006154340024937606,0.00004376153383128213,0.0000382697652969866,0.000029519936900361966,0.000025132998699006404,0.000019003155637781824,0.00001834135384996355,0.00001797745629157524,0.000013395507394719362,0.000012415285951415465,0.000009059933454600138,0.000008588422792054979,0.000005900544172359424,0.000004634289326031786,0.000004501381832941142,0.000003464132635629971,0.0000033637796724077814,0.000003166528708886739,0.000002719490943889372,0.0000026424948735022313],"twin_dists":[0.45044544081597854,0.5420188828501029,0.5553937365049958,0.556008284266936,0.5625080267015605,0.5719129758222257,0.5818827906987443,0.5857569861506259,0.5931851310115958,0.5977424110687097,0.6055802519479158,0.6065667563696391,0.6071237648238023,0.6152430458063345,0.6173228827608775,0.6258723846252907,0.6273111289772253,0.6373243202040348,0.6436857284016301,0.6444477836432855,0.651267094049142,0.6520280131029548,0.6535893956677025,0.6575053107116078,0.6582417009861303],"n_dims_used":43,"mean_confidence":0.8685953894326853},"coverage":{"mean_confidence":0.8685953894326853,"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}}