{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000799},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000447","480:4800000537","480:4800000723","480:4800000651","480:4800000528","480:4800000640","480:4800000751","480:4800000680","480:4800000718","480:4800000611","480:4800000646","480:4800000546","480:4800000677","480:4800000676","480:4800001086","480:4800001194","480:4800000714","480:4800001008","480:4800000690","480:4800000654","480:4800001043","480:4800000480","480:4800000996","480:4800000542","480:4800001201"],"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":[0.6769113367840984,0.6156128189299426,0.5509488390948849,0.529050931320191,0.47731544312766055,0.4622254112713238,0.45971146264221574,0.44732075525766185,0.44408257389917755,0.4407787989406788,0.44072601440790626,0.43416132358274273,0.43306192543468136,0.4314056594058332,0.4255627386465615,0.41854120487585766,0.4162130203477632,0.4131199582464537,0.41032310999137855,0.4079328265698537,0.40451744229389847,0.3942656216023354,0.38919877797865043,0.38072777471958524,0.3792356040135404],"twin_dists":[0.1147336506691477,0.12792960742045217,0.14180882511278187,0.14655351278774867,0.15795404346880912,0.161348089271355,0.16191721062999134,0.16473895217440127,0.1654811727220992,0.16624057339710624,0.16625272425054377,0.16776839216504155,0.16802311172840437,0.16840734440116467,0.16976765507214117,0.17141266976838185,0.17196069553422866,0.1726908070947931,0.17335304424902978,0.17392058538764654,0.17473408535941262,0.17719472976345885,0.17842174540647882,0.18049009040063682,0.18085670510416155],"n_dims_used":43,"mean_confidence":0.914818519769713},"coverage":{"mean_confidence":0.914818519769713,"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}}