{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004308},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870010200","469:4690005900","466:4660000430","488:4880001868","488:4880000373","493:4930003249","487:4870011445","466:4660007920","487:4870011700","493:4930005954","487:4870001293","487:4870003632","490:4900013050","479:4790002968","489:4890005399","477:4770001227","490:4900000972","487:4870010130","490:4900013342","466:4660002532","466:4660000358","496:4960011479","496:4960011893","485:4850004861","478:4780008341"],"twin_admin_codes":[487,469,466,488,488,493,487,466,487,493,487,487,490,479,489,477,490,487,490,466,466,496,496,485,478],"twin_sims":[0.02626283319079092,0.023609595611341568,0.018454726870523325,0.014612438625195604,0.010653717420397793,0.006551114134048962,0.0038682174973730197,0.0035725315209720744,0.0028164693566937312,0.0023166420170015896,0.0020799139209923536,0.002050418844742072,0.0014777910304333733,0.0013414307980070068,0.0013050448100931282,0.001209250629709095,0.0010648675862149517,0.0010638845002006712,0.0009590261408405003,0.0009413367290075262,0.0008935109920599625,0.0008198390845768934,0.0008088062133290469,0.0007094440712100561,0.0006736974344771571],"twin_dists":[0.3504012957833121,0.35549102964900753,0.36699298007914016,0.37757004770060754,0.39143086277979233,0.4118524627423889,0.43289181020505946,0.4359792265525669,0.4450839108477223,0.4524271128895877,0.4564281298790682,0.4569556344886727,0.4688885166230514,0.4723582944356366,0.4733392493903582,0.4760481763710437,0.4805322620624056,0.4805646816099461,0.484192998594648,0.48484112246185873,0.48665174571062914,0.489625179923762,0.49009170583950423,0.49458240467435344,0.49634248400212505],"n_dims_used":45,"mean_confidence":0.9166537814670139},"coverage":{"mean_confidence":0.9166537814670139,"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}}