{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001037},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001221","477:4770000118","485:4850003674","481:4810004113","500:5000003614","489:4890000053","489:4890001004","485:4850004241","481:4810005863","485:4850000983","485:4850000979","481:4810006172","485:4850002875","485:4850001217","481:4810005656","481:4810004408","477:4770000141","489:4890000496","481:4810003909","485:4850003282","481:4810006154","481:4810005260","489:4890000658","481:4810005746","489:4890000955"],"twin_admin_codes":[470,477,485,481,500,489,489,485,481,485,485,481,485,485,481,481,477,489,481,485,481,481,489,481,489],"twin_sims":[0.23583687466374426,0.22341067793796113,0.19748154406387958,0.1970074051512958,0.17866873619751536,0.17405440080506976,0.1697141375248112,0.16943562647049903,0.166750016939626,0.1625106004687421,0.16216484711447324,0.16165390616744454,0.16109902629263842,0.1563611770946423,0.15445578558207326,0.15411830223642572,0.15118120724290915,0.14642897522044065,0.1463478567429494,0.1424338753985236,0.14240852282167699,0.13274350744571362,0.127359429631279,0.12284786859897788,0.120950819858083],"twin_dists":[0.22075720774255247,0.22485498185565056,0.2339262799470046,0.2340995441453513,0.24103681944114175,0.24286094217899803,0.24460850704822534,0.24472173577958034,0.24582049927643015,0.2475812476512836,0.24772630837792065,0.24794108470241835,0.2481748896392119,0.25019548640963535,0.2510207022359145,0.25116764023505017,0.25245650226014815,0.2545814779097461,0.2546181894551688,0.25640772524449384,0.25641943517022453,0.2610016150141402,0.2636638922719195,0.265961167843385,0.26694633910653176],"n_dims_used":45,"mean_confidence":0.9149035983615451},"coverage":{"mean_confidence":0.9149035983615451,"n_dims_used":45,"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}}