{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003022},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003161","473:4730003160","473:4730003227","473:4730003086","473:4730003082","473:4730003091","473:4730003156","473:4730004186","473:4730003087","473:4730003817","473:4730003090","473:4730003432","473:4730003351","473:4730003215","473:4730003505","473:4730003573","473:4730003581","473:4730004377","473:4730003499","473:4730007574","473:4730004011","473:4730003358","475:4750008026","475:4750007807","473:4730003589"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,475,475,473],"twin_sims":[0.9588409262022685,0.8965793096456591,0.8341290987905162,0.8037285832288165,0.8019262774267989,0.7989629890019565,0.7955675913917717,0.79453845977184,0.7902517294826706,0.7841617265607846,0.7832851706114511,0.7480055408356613,0.7103476041504786,0.6862038011735971,0.6680492257497747,0.6505844726319955,0.6227974983090656,0.6218431546984704,0.614765742204171,0.6114794166699155,0.6054742921316043,0.6029214557989908,0.5896742762310675,0.5836069425071089,0.5785348641304253],"twin_dists":[0.03765468483358999,0.06068586731363525,0.07822005033021809,0.0858535492016538,0.0862934802518828,0.08701409519687937,0.08783577160954047,0.08808399227895697,0.08911391476574156,0.09056638783053042,0.09077445277243727,0.0989682611914712,0.10741190864106542,0.11271139390471875,0.11665497024763063,0.12042441658786839,0.12639047947503967,0.12659496991707517,0.1281110264555028,0.1288148020997171,0.1301006841715226,0.13064732380210806,0.13348481466200166,0.13478538810556367,0.135873353830155],"n_dims_used":44,"mean_confidence":0.9100300181995739},"coverage":{"mean_confidence":0.9100300181995739,"n_dims_used":44,"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}}