{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004613},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004704","489:4890004521","489:4890004332","489:4890003875","489:4890004652","479:4790001811","489:4890004569","479:4790001734","489:4890004565","489:4890004008","489:4890004331","489:4890004482","489:4890004225","489:4890004425","489:4890003621","489:4890004385","489:4890004529","489:4890004236","479:4790002148","489:4890004742","479:4790002566","489:4890004840","489:4890004119","489:4890004333","489:4890004217"],"twin_admin_codes":[489,489,489,489,489,479,489,479,489,489,489,489,489,489,489,489,489,489,479,489,479,489,489,489,489],"twin_sims":[0.8508949225264566,0.8499029548681014,0.8306347933003998,0.8157598694243704,0.8071939973352825,0.8006343385294721,0.7953636544423558,0.7738062585117075,0.7677238040159604,0.75240808958371,0.7517361700578756,0.7331983210443938,0.7330819413322033,0.724152184291966,0.7081849977145603,0.7056106754090347,0.7016392011517754,0.6985083353523833,0.6966324177736324,0.6931942348711047,0.6892946436684982,0.6758936454132055,0.6650075113410925,0.6597385885313726,0.6548297426876204],"twin_dists":[0.07380405757821386,0.07407016688311326,0.07912012165068484,0.08288297241257357,0.08500406661368445,0.08660806409513697,0.08788499019361908,0.09300931258035287,0.0944296026323369,0.0979629801689253,0.09811669044936727,0.10231918192956321,0.10234534721001777,0.10434567795549231,0.10788965677797845,0.1084575062553656,0.10933179086997238,0.11001958536545953,0.1104311065596145,0.1111842488957551,0.11203682093555489,0.11495462907105562,0.11731296419281492,0.11845117162943834,0.11950993753057498],"n_dims_used":44,"mean_confidence":0.9185911525379528},"coverage":{"mean_confidence":0.9185911525379528,"n_dims_used":44,"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}}