{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002706},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003198","489:4890002541","489:4890002542","489:4890002456","489:4890002788","489:4890003347","489:4890002874","489:4890002790","489:4890002538","489:4890003276","489:4890002704","489:4890002703","489:4890002619","489:4890002620","489:4890002876","489:4890002875","489:4890002789","489:4890002214","489:4890003117","489:4890002785","489:4890002460","489:4890003031","489:4890002298","489:4890002621","489:4890002700"],"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":[0.6082943507818054,0.3660749538823161,0.3443178964605423,0.3401887320617412,0.32451070317600145,0.30455085052596464,0.30350396617243763,0.2954466101664596,0.29223947338929374,0.2839229985895381,0.2821591094161274,0.27722543195287447,0.2737224339452443,0.2730522499846262,0.2701555632514085,0.26578312574109003,0.2635273931456929,0.26030298377330807,0.24357884199653276,0.23669687445399945,0.2306985558813411,0.223697909246489,0.22169910697613537,0.2214856535672533,0.22124477158226122],"twin_dists":[0.1294968326592745,0.18412127696220693,0.1896514346262081,0.1907214448404978,0.194849543252091,0.20026942486255983,0.20055922949808902,0.2028094922446651,0.2037152188400716,0.20609180061974358,0.2066012180878698,0.20803641180872268,0.2090649048562858,0.20926259140587786,0.21012049090683382,0.21142630103490073,0.21210519459856927,0.21308196507290492,0.21827528738562837,0.22047891452805768,0.22243396639073798,0.22475857961973852,0.2254311497055381,0.22550321275945098,0.22558459161794553],"n_dims_used":45,"mean_confidence":0.9184037102593317},"coverage":{"mean_confidence":0.9184037102593317,"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}}