{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000116},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000144","480:4800000251","480:4800000173","480:4800000016","480:4800000113","480:4800000206","480:4800000191","480:4800000218","480:4800000192","480:4800000257","480:4800000262","480:4800000260","480:4800000175","480:4800000223","480:4800000004","480:4800000114","480:4800000250","480:4800000193","480:4800000207","480:4800000261","480:4800000200","480:4800000247","480:4800000265","480:4800000252","480:4800000253"],"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":[0.5490014644099298,0.5128094044301749,0.48130430242300926,0.47225036117487434,0.42317280776022664,0.40054800329463963,0.3295094258171661,0.2722279722441649,0.26966603077556567,0.2689143887351451,0.26490975426520985,0.24990794473188704,0.24353766444931849,0.2340089662325429,0.18939535778172573,0.18683782698775944,0.18166015174739944,0.16923587792849068,0.16649583975571733,0.15329988992371904,0.15230319808406462,0.14241078738443189,0.1395932409246944,0.1377810968613937,0.09788450473335975],"twin_dists":[0.1422293656410046,0.15009929256502816,0.15706283621746345,0.15908919728661733,0.17032628331712274,0.17568342877857887,0.19352173009797374,0.20950614110258123,0.21026603355461568,0.2104898223296668,0.2116887261332932,0.21628393028306042,0.21828835173395214,0.22135092602021883,0.23692172353360158,0.23788768284173117,0.23987206997008748,0.24480302594931072,0.24592514923182693,0.25152495323182994,0.2519619962328124,0.2564183891440198,0.2577295314337165,0.2585832749287913,0.27999728750720193],"n_dims_used":43,"mean_confidence":0.9077755240506904},"coverage":{"mean_confidence":0.9077755240506904,"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}}