{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003728},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003730","480:4800003778","480:4800003372","480:4800003600","480:4800003317","480:4800003601","480:4800003481","480:4800002731","480:4800003798","480:4800002840","480:4800002888","480:4800003660","480:4800003715","480:4800003542","480:4800003310","480:4800003475","480:4800003257","480:4800002836","494:4940003061","470:4700005095","480:4800003368","470:4700006403","494:4940002718","480:4800002930","496:4960011369"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,494,470,480,470,494,480,496],"twin_sims":[0.4735849640685568,0.36193218807036065,0.35861552710081157,0.35104319380730764,0.292681347973487,0.281948587705775,0.2696428637852297,0.26940898276850583,0.2634154071237894,0.2606819165649995,0.23576370465883656,0.23536326067105323,0.23020902409872956,0.22862323911705,0.22754634000403381,0.22320139343763332,0.21617785354944533,0.21199866309175056,0.20656694684380109,0.19918031971524805,0.19465536527841082,0.18934521095675158,0.18928180406829914,0.18373067330339493,0.179731791378635],"twin_dists":[0.15878970696200023,0.1851609784741763,0.18599771638527168,0.1879231327668497,0.20359008071415144,0.20666214591095014,0.21027292536758738,0.21034252179197693,0.21213899268653022,0.2129667828329785,0.22078091592351715,0.2209107511075042,0.22259498891146934,0.2231181607012961,0.22347481322674917,0.22492527515614602,0.22731031945477786,0.2287543101764532,0.2306602135320178,0.2333078487917716,0.2349633461693189,0.23694057552109568,0.23696441744224656,0.2390738032666971,0.24062133266081834],"n_dims_used":43,"mean_confidence":0.9214315192643986},"coverage":{"mean_confidence":0.9214315192643986,"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}}