{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004294},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004295","489:4890004346","489:4890004360","489:4890004298","489:4890004361","489:4890004305","489:4890004397","489:4890004413","489:4890004597","489:4890004854","489:4890004507","489:4890004774","489:4890004625","489:4890004312","489:4890004081","489:4890004509","489:4890004508","489:4890004364","489:4890004673","489:4890004555","489:4890003702","489:4890004296","489:4890004728","489:4890004598","489:4890004192"],"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":[0.9405438481725638,0.9404380954680739,0.9331944563806683,0.9247484743745771,0.9210531234076843,0.9134489766744932,0.9121700959881467,0.9091946271358273,0.9025801336992051,0.9012674086310656,0.898272107998206,0.894103852748488,0.8928415743499681,0.8910723766915749,0.8774085098277788,0.8729101350953383,0.8698809185408762,0.8686959866334771,0.8654230721649346,0.8637761947586517,0.8611520719690237,0.8607788059626218,0.859074523325321,0.8573977466378359,0.8568772397218076],"twin_dists":[0.04547351088784518,0.04551520042044617,0.04829573786589958,0.0513730344055518,0.05267129100647253,0.05526239845991459,0.05568838633756173,0.05666937386213109,0.05880254459404328,0.059218572047627996,0.06015929835200548,0.061449532548848745,0.06183611230289334,0.062374816637687035,0.06642228521957556,0.06771498503778911,0.06857543927385588,0.06890990439497022,0.06982774992330135,0.07028635850369032,0.07101276823682943,0.07111567156660628,0.07158419838678425,0.07204308913159356,0.07218512678270547],"n_dims_used":45,"mean_confidence":0.9198818630642361},"coverage":{"mean_confidence":0.9198818630642361,"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}}