{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001364},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002519","480:4800001304","480:4800001820","480:4800001812","480:4800002473","480:4800001246","480:4800002458","480:4800001934","480:4800002504","480:4800002369","480:4800001752","480:4800002131","480:4800002094","480:4800002186","480:4800001867","480:4800001423","480:4800002512","480:4800002409","480:4800001697","480:4800001860","480:4800002511","480:4800002509","480:4800001414","480:4800001365","480:4800001926"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.822698269238286,0.8180941897320444,0.7762727795353487,0.6930037697972058,0.6479484375547565,0.6265860521625669,0.6131880197876693,0.5998223967419676,0.5829009659986283,0.5642165602855461,0.556346115302647,0.5525781829175552,0.5340963072014164,0.5158285097706649,0.5147847071975732,0.5018904876320109,0.4942591352425844,0.4903967465023315,0.4824707320479655,0.4817108579128007,0.47831192487190777,0.46910512570891477,0.46818919052227326,0.4602968808656297,0.4525546288152768],"twin_dists":[0.0811410581634848,0.08229940443187739,0.09243036884897958,0.11122593037336635,0.12099175233726354,0.12557851018937932,0.1284489104847828,0.13131096479870233,0.13493677687616845,0.13894957286275583,0.14064449599013584,0.14145714860690634,0.1454570028702149,0.14943818290343813,0.14966664127128035,0.15249867997614405,0.15418408291188163,0.1550399536314805,0.15680267223480795,0.15697213431387022,0.15773118232681463,0.15979612381134617,0.16000229134446295,0.16178458205327342,0.16354357304241487],"n_dims_used":43,"mean_confidence":0.9131677317064862},"coverage":{"mean_confidence":0.9131677317064862,"n_dims_used":43,"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}}