{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002790},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002876","489:4890002704","489:4890002874","489:4890002619","489:4890002875","489:4890002789","489:4890002620","489:4890002456","489:4890002703","489:4890002786","489:4890002541","489:4890002542","489:4890002788","489:4890002785","489:4890002538","489:4890003117","489:4890002460","489:4890002700","489:4890003276","489:4890002214","489:4890003031","477:4770001094","489:4890003273","489:4890002706","489:4890003195"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489],"twin_sims":[0.9827290368652793,0.9766815175674657,0.9695138274898688,0.9145936660724018,0.8675424267018628,0.8672397461852118,0.8566866291644415,0.8506073141772714,0.8331213246357144,0.7514453890794858,0.7132206218985317,0.7105555669658892,0.6996572861770635,0.6757762871310061,0.6115867232309952,0.5565337744596267,0.4995966536741455,0.4628247636813298,0.45376965174798095,0.3420267437820162,0.3296670206619331,0.3178945006364212,0.3169737411327074,0.2954466101664596,0.29140978722128075],"twin_dists":[0.024242975871958596,0.028212768561685763,0.032317899103495605,0.05487881557667,0.06923439757480826,0.06931936039007973,0.07223709290664182,0.07388127926339501,0.07848030595979463,0.09818317829087435,0.10677617823395712,0.10736593176915075,0.10976732514038788,0.11498010594819574,0.12879182331850506,0.14060404409457017,0.1530045154538661,0.16121256617432103,0.1632668068991154,0.19024430078699756,0.19348004939300759,0.19662463034081556,0.196873303057911,0.2028094922446651,0.20395048838157379],"n_dims_used":45,"mean_confidence":0.9198237101236979},"coverage":{"mean_confidence":0.9198237101236979,"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}}