{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000265},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000264","480:4800000200","480:4800000208","480:4800000113","480:4800000193","480:4800000261","480:4800000234","480:4800000004","480:4800000206","480:4800000128","480:4800000249","480:4800000191","480:4800000233","480:4800000143","480:4800000205","480:4800000102","480:4800000116","480:4800000232","480:4800000142","480:4800000090","480:4800000235","480:4800000174","480:4800000252","480:4800000158","480:4800000013"],"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":[0.6635210864035327,0.3220963647578384,0.29152849137561027,0.2686588878936895,0.25123162513184133,0.24156117075546443,0.24062168392457775,0.23526017740181582,0.21407845046184915,0.21113444190136926,0.20526375697002833,0.20039836458242208,0.19223604564527697,0.17678692766681203,0.15768297941465165,0.14757712341389345,0.1395932409246944,0.13058833400863318,0.1305604761577278,0.11567892636446901,0.11402985512682903,0.10734322832889472,0.10189213778254218,0.09832538872852305,0.091326999832646],"twin_dists":[0.11763426337164752,0.19549492899300985,0.20391680372264992,0.210565981590721,0.21587155454433993,0.2189171186767266,0.2192171592138082,0.2209441969853376,0.22803332302577872,0.2290553134894176,0.23112255238061732,0.23286666304079762,0.23585945347989656,0.2417766331471861,0.24962732731073792,0.254063469555308,0.2577295314337165,0.2620573273559251,0.2620710592220879,0.26974757814955286,0.27064390924743853,0.27438418134043385,0.27756949089487226,0.2797264317103489,0.2841438192167559],"n_dims_used":43,"mean_confidence":0.9080203743868096},"coverage":{"mean_confidence":0.9080203743868096,"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}}