{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001311},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000584","490:4900001184","496:4960008030","490:4900000698","490:4900000573","496:4960008864","494:4940008131","494:4940008028","487:4870004411","494:4940008119","487:4870005121","494:4940007900","494:4940004824","490:4900000102","487:4870003974","496:4960007789","494:4940000938","490:4900000942","490:4900000323","490:4900006053","487:4870003532","494:4940008209","490:4900002929","496:4960008166","496:4960005110"],"twin_admin_codes":[490,490,496,490,490,496,494,494,487,494,487,494,494,490,487,496,494,490,490,490,487,494,490,496,496],"twin_sims":[0.43406204307153534,0.3775539834423422,0.329102248585494,0.3084248434934471,0.3062820752222831,0.3045512877317641,0.3030334707797708,0.3003118878179773,0.299553743334338,0.2911467055068184,0.2835025491675797,0.2548175957906939,0.24413893905400452,0.24328083184270755,0.24303881611558897,0.24258435598160294,0.23341320453776104,0.23309130971671851,0.23245742483746581,0.22517999389237672,0.22413604482925745,0.22407390348561212,0.2229372015468021,0.22083477101862978,0.21897144981769362],"twin_dists":[0.1677913838248296,0.18127070464888956,0.19362947114420592,0.19920198519607518,0.19979144040341207,0.20026930395346818,0.2006896637604195,0.20144648465978174,0.20165802259447915,0.20402517212450424,0.20621305409331753,0.21476130203997348,0.21809772756808116,0.21836986891860197,0.21844673422367167,0.21859120668100096,0.2215450903343563,0.2216501342298668,0.22185726867262662,0.22426245891393554,0.22461168868490325,0.22463251077665347,0.22501407320991948,0.22572324133012647,0.22635554036020436],"n_dims_used":45,"mean_confidence":0.9131562974717882},"coverage":{"mean_confidence":0.9131562974717882,"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}}