{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000053},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000516","490:4900000395","490:4900003908","490:4900000223","493:4930007168","494:4940004232","480:4800004283","480:4800004365","480:4800003891","490:4900000164","496:4960009377","490:4900000705","480:4800005212","494:4940008616","490:4900000721","480:4800003532","490:4900000834","487:4870000630","494:4940008689","496:4960007945","496:4960009278","490:4900000042","494:4940003988","490:4900000957","490:4900000161"],"twin_admin_codes":[490,490,490,490,493,494,480,480,480,490,496,490,480,494,490,480,490,487,494,496,496,490,494,490,490],"twin_sims":[0.19307298752700888,0.14515094756529967,0.11719426652345287,0.08886237587419525,0.08818055062095106,0.08789783323919778,0.08375516850921084,0.0811859284046307,0.07182738237883958,0.06433657349975919,0.05953751211902213,0.058525444703211714,0.05668065991774603,0.05544918403517774,0.05481761337352705,0.05357794712692784,0.052490513773909835,0.052137726095620125,0.05167397247671657,0.05022367627892134,0.048664125710044234,0.046771275416036456,0.04616966626625885,0.04554940063998336,0.042267234886587755],"twin_dists":[0.23554857009859773,0.2551616298344319,0.26893254833640756,0.28576321214884437,0.2862174914570092,0.28640667565163774,0.28923590072897937,0.29104715214918503,0.29806064708883284,0.3042295388775855,0.30849763121769735,0.3094336271126475,0.3111746219338497,0.31236303427371676,0.31298100884092694,0.3142113318722404,0.3153101573550833,0.31567070082482135,0.31614774575616034,0.31766294587710875,0.31933351101667945,0.3214222246538745,0.32210089201192266,0.3228084039197438,0.32669271355339197],"n_dims_used":45,"mean_confidence":0.91820314195421},"coverage":{"mean_confidence":0.91820314195421,"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}}