{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003400},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003508","480:4800003401","480:4800003296","480:4800003443","480:4800003115","480:4800003194","480:4800003025","480:4800002908","480:4800002601","480:4800003454","480:4800003634","480:4800002943","480:4800003347","480:4800002653","480:4800003512","480:4800002985","480:4800002663","480:4800002660","480:4800002699","480:4800002850","480:4800003339","480:4800003448","480:4800002805","480:4800003295","480:4800002999"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5463277694501822,0.47818055460441855,0.4475692669947116,0.3310037752427163,0.2988081046622246,0.2750104889538895,0.2650131569164262,0.2580103243782911,0.2508300028378043,0.2465706543550517,0.24198888752328257,0.23699048335275869,0.21406388845177804,0.2128471001973197,0.20551338201643157,0.20411233976640913,0.18966266886942248,0.1894971770149624,0.18137739838549433,0.17570645845892863,0.17093408278965558,0.1683050491685437,0.16787246565102057,0.16509255975859966,0.15608370468680366],"twin_dists":[0.14280716253778183,0.1577605544419525,0.1646820755758305,0.19312694335626376,0.20186637697611123,0.20868579533861262,0.21165762824907033,0.21378111304724992,0.21599652790550602,0.21732986504570348,0.21878077086238323,0.22038405487371365,0.22803835464457067,0.22845961218451696,0.231033836642831,0.23153272016441834,0.23682129058520138,0.2368834567762167,0.23998158032791736,0.24220394263287315,0.2441141037840976,0.2451827504901101,0.24535973391797855,0.2465049925462009,0.25031519927666096],"n_dims_used":43,"mean_confidence":0.913664884345476},"coverage":{"mean_confidence":0.913664884345476,"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}}