{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001043},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["665:6650002280","665:6650001575","665:6650002333","665:6650003180","665:6650002657","665:6650003326","487:4870002316","487:4870001605","487:4870002686","487:4870002693","487:4870001795","487:4870000552","665:6650002656","665:6650002797","665:6650001812","665:6650002587","487:4870001511","491:4910000770","665:6650001632","487:4870000949","487:4870010225","487:4870000866","487:4870001611","665:6650001973","466:4660009982"],"twin_admin_codes":[665,665,665,665,665,665,487,487,487,487,487,487,665,665,665,665,487,491,665,487,487,487,487,665,466],"twin_sims":[0.08616108955703644,0.07522537650108974,0.06636124763390183,0.06297367478613887,0.05900277844258724,0.057794326637260675,0.053145462861878434,0.0509919771097905,0.048584420556235075,0.045104125528540956,0.04436499221280098,0.04153503457841635,0.04113046500890102,0.04006061587738435,0.03990638855713944,0.0337302727841045,0.03222361690047807,0.031240098524719654,0.03079180091401098,0.03022849348702528,0.029645213842353718,0.02766883059585987,0.02712471935084117,0.026203377427870104,0.026034899948760345],"twin_dists":[0.28757957310973925,0.2954332957387247,0.3025067611994871,0.3054143476701746,0.3089905252338892,0.310118121342635,0.3146461107865351,0.3168557941289544,0.31942008306841024,0.3233213068545957,0.3241821521187761,0.3275937138857353,0.32809730821651695,0.3294494442895848,0.32964687277879867,0.3381408690855401,0.3404126831114988,0.3419451364756741,0.3426573793259574,0.3435650457975248,0.3445203018178994,0.34788179046700723,0.3488434441119258,0.3505103792253658,0.35082064876746283],"n_dims_used":43,"mean_confidence":0.890918820403343},"coverage":{"mean_confidence":0.890918820403343,"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}}