{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006345},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006344","490:4900006707","490:4900006827","490:4900006581","490:4900007322","490:4900005717","490:4900007321","490:4900007325","490:4900006343","490:4900006341","490:4900005585","490:4900006462","490:4900006342","490:4900007195","490:4900006714","490:4900006831","490:4900007315","490:4900006826","490:4900007679","490:4900009205","490:4900006835","490:4900006583","490:4900007191","490:4900001514","490:4900007328"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.02042553081510244,0.01637818184277691,0.014742107782407273,0.008469772182974766,0.004150039992105373,0.003198238021257519,0.003140484463765287,0.001346896144596001,0.0010329661145359879,0.0010106799977764077,0.0006300339929519608,0.00046266175706551955,0.00033345932661408054,0.0003260180609600939,0.0002913660597162149,0.00023681013356986836,0.00018135789207837194,0.00015325413939813262,0.00010232294524124126,0.000042708017232390494,0.00003728980612067727,0.000035672771060573294,0.00002268820249136076,0.000012625471013174739,0.000012473883471346231],"twin_dists":[0.3622995257973891,0.3724389640355546,0.3771751619547619,0.4011945329933081,0.4301429415582968,0.4402402313844796,0.440937874007793,0.4722130802226408,0.4815987270970093,0.48236202532837247,0.498614417938535,0.5089527240318631,0.519692388799431,0.5204243548334139,0.5240537801709763,0.5306847594615748,0.539097660410734,0.5443403087121537,0.5567171546127324,0.5825887480651346,0.5865034803106751,0.587777060252094,0.6006232521436586,0.616864010984485,0.6171942118991993],"n_dims_used":45,"mean_confidence":0.9201085408528645},"coverage":{"mean_confidence":0.9201085408528645,"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}}