{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000089},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000263","480:4800000114","480:4800000262","480:4800000053","480:4800000260","480:4800000016","480:4800000012","480:4800000144","480:4800000223","480:4800000175","480:4800000116","480:4800000159","480:4800000031","480:4800000251","480:4800000008","480:4800004311","480:4800000173","480:4800004564","480:4800004833","480:4800004919","480:4800004826","480:4800000192","480:4800000248","480:4800004914","491:4910003352"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,491],"twin_sims":[0.048414515264802734,0.03458314217418611,0.03336223704705694,0.02168140930922608,0.02087732802818549,0.015850385051287146,0.014064609290794205,0.014019949963993519,0.008736605625858264,0.007917404247187261,0.007486101480870353,0.0055877935853855774,0.005022043569662378,0.004675869379935595,0.004566100969525123,0.003124256070160018,0.0028708398820305766,0.0025674028762277647,0.002450796649656569,0.002443300622489869,0.001997293367155413,0.0017937360980222472,0.0017533550271530416,0.0016848312716510208,0.0016502822373972528],"twin_dists":[0.31960502276537917,0.3368929649049902,0.33868769528442655,0.3595107900077283,0.3612795204257802,0.3739195198736344,0.3792732467127562,0.37941465974923916,0.39988831436085276,0.4040199658339583,0.406351810315825,0.4183156543614469,0.42259802496570886,0.42543917222168615,0.42637996401059775,0.4411360158206933,0.4443587077248573,0.4485790507779306,0.45032345485135217,0.4504381794898576,0.457923604873887,0.4618660577261995,0.462696855767101,0.4641478643027765,0.4649001976809509],"n_dims_used":43,"mean_confidence":0.9071258722349654},"coverage":{"mean_confidence":0.9071258722349654,"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}}