{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002719},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003430","489:4890002808","489:4890001905","489:4890003562","489:4890001989","489:4890003492","489:4890003301","489:4890003560","489:4890002550","489:4890002555","489:4890003499","489:4890002905","489:4890001990","489:4890003561","489:4890003067","489:4890003551","489:4890003429","489:4890003435","489:4890003493","489:4890003490","489:4890002635","489:4890002556","489:4890001812","489:4890003072","489:4890001896"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8663552748293417,0.8553433408077296,0.852683465213447,0.8404136967091995,0.8278061122228745,0.8259766642129034,0.8252725598843632,0.8017349090998094,0.7773829553784087,0.7773584254187095,0.7665718888674712,0.7621470166652631,0.7576600183940717,0.7568523675174033,0.7547113878351698,0.7485418778665235,0.7421758222159714,0.730409130974062,0.7278708818704773,0.727638948145114,0.727570973265428,0.7263777878949776,0.7262564958495914,0.7228256242501062,0.7142907302369201],"twin_dists":[0.06956720735066284,0.07260258510361603,0.07332260485435718,0.07658433505511104,0.079844045442531,0.08031007274158479,0.08048898849787521,0.08634011823966677,0.09216920440776773,0.09217497894148745,0.09469743654468364,0.09572301385482308,0.09675789088067771,0.09694363946490897,0.09743527684266168,0.09884602569278404,0.10029289464752818,0.10294557553747183,0.10351438341655729,0.10356630128527036,0.10358151552040495,0.10384844412512848,0.10387556458312888,0.10464165149741748,0.1065390768835085],"n_dims_used":45,"mean_confidence":0.9142020331488715},"coverage":{"mean_confidence":0.9142020331488715,"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}}