{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001683},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001687","477:4770001685","477:4770001628","477:4770001509","477:4770001739","477:4770001681","477:4770001570","477:4770001740","477:4770001992","477:4770002255","477:4770000930","477:4770002111","477:4770001520","477:4770002048","477:4770001573","477:4770001629","477:4770001510","477:4770003203","477:4770001987","477:4770003115","477:4770001285","477:4770003274","477:4770001631","477:4770002547","477:4770003204"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.6676954725836,0.5103876001444108,0.5075126678534886,0.50181930161311,0.48869272775695344,0.46374835825816785,0.46002479185751455,0.45682757876875196,0.3743974293755788,0.34307088887975645,0.3417353243838137,0.3409689830032899,0.34064618780673434,0.3302062148782542,0.320105112664394,0.31956635550166745,0.3008098460061835,0.28331101596132663,0.2831370895853282,0.28277238214828876,0.28175782432197155,0.2817134900978057,0.28112703798246613,0.278388859517333,0.272914365729756],"twin_dists":[0.11673153146597608,0.15063031404863775,0.1512615327339653,0.15251436827346718,0.1554181845780906,0.1610038472420821,0.1618462173084545,0.16257144957351963,0.18205025332230773,0.18997385292146166,0.19031986101757067,0.19051872519391672,0.19060256153684046,0.1933375259539485,0.19602925391194215,0.19617414194405294,0.20130771383987214,0.20626832634973333,0.20631853720514265,0.206423885204289,0.2067173791841366,0.20673021887337473,0.20690017725622106,0.20769658333484828,0.20930330059444488],"n_dims_used":45,"mean_confidence":0.9217332628038194},"coverage":{"mean_confidence":0.9217332628038194,"n_dims_used":45,"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}}